study project bridge Iardanos study,reliability,maintenance,production’s machines,vinegar factory style of leadership stéréotypes subcontractor subject subjective indicators subscription subsidiary protection subsidy plan for past due obligations substitute substitute teacher substitute teachers substitute teachers PE70 substrates subsystem of the national system of digital public contracts suburbs success success factors successful ageing successful aging sugar suggested refinement suggestions suicidal ideation, suicide attempt, general hospital, emergency department, SDS Zung depression scale, SF-36. suitability of electronic educational material sukuk sulfur content summative summative assessment sunspace super markets super-diversity supercritical water supercritical water gasification supermarket supermarket / σούπερ μάρκετ supermarket chains supermarkets supernatural supervised entities supervised learning algorithm supervision supervision, biopolitics, exile, confinement, bodiless, disciplinary look, bare life, monstrous body, unfamiliar, transparency, dematerialization supervisor supervisors of Health Units supervisory tools supplementary insurance supplementary religious-related material supplementary “teaching – learning pack” supplementation supplementing reading texts and tasks supplier selection supplies supply and demand supply chain supply chain digitalization supply chain management supply chain resilience supply chain, Internet of things (IoT),Technology,Covid-19,Industries supply chain, customer service, green logistics, IT supply management supply teachers support support culturally different students. support from tutor support measures support pédagogique, παιδαγωγικό μέσο support system supportive feedback surface mining surface of the wall-expansion surgery surgical treatment surprise surrealism surrealistic cinema surveillance survey survey via a questionnaire suspended particles PM10, PM2,5 and PM10-2.5 suspended particles ΡΜ10 suspended particulate matter suspending factors suspense suspense, σασπένς, αστυνομικό μυθιστόρημα, Jo Nesbo, Ο χιονάνθρωπος sustainability sustainability agri-food supply chain Greece sustainability criteria sustainability indicators sustainability of tourism development sustainability, Greek public sector, logistics, organizational structure, challenges, reforms, EU policies, legal framework, case studies, public perception, logistics management, global trends, best practices, comparative analysis, policy recommendations, future research. sustainability, decarbonization, resilience, doughnut model, Athens, climate plan sustainability, environment, environmental problems, Graphic Arts, printing industry, ecological printing materials, eco-friendly inks, ecological substrates, waste, volatile organic compounds, waste management, recycling, sustainable practices and technologies, Environmental Management Systems, ISO 14001, EMAS. sustainabilty sustainabilty, sales performance, customer loyalty, sales practices sustainable construction sustainable corporate entities sustainable development sustainable fashion sustainable growth sustainable heritage preservation sustainable hospitality sustainable interconnection sustainable investments sustainable living sustainable local development sustainable mobility sustainable mobility project 2.0 sustainable processing sustainable products sustainable school sustainable tourism sustainable tourism development sustainable tourism growth sustainable urban mobility sustainable use of plant protection products sustainable utilization sustainable village sustainable wastewater treatment sustainable_development sweeteners swirl swirlify swot analysis syllabus symbolic threat symbols symptoms synapse synchronous distance learning synchronous e-learning synchronous education synchronous education platform WebEx synchronous learning synchrony and diachrony synchrotron radiation synergatismos syngas syntax synthesis gas synthesis of catalysts synthesis technique synthetic data synthetic microfibers system design and implementation system dynamics system theory, organizational learning, learning organization, leadership, efficient leader systematic literature review systematic review systematic risk systematically "important" and "less important" credit institutions" systemic approach systemic banks systemic functional grammar systemic theory systemic-functional grammar systems systems approach systems theory systolic heart failure système éducatif anglais systèmes informatiques t - test t-closeness t-test t-εγγύτητα tBregs tableau blanc interactif tablet tablets tailings talent talent management talent, athletic talent, swimming, coach,ταλέντο, αθλητικό ταλέντο, κολύμβηση, προπονητής target global behavior factor value target market target model task analysis task development task perception task-based approach taskz tax tax administration, Independent Authority for Public Revenue, Greek Revenue Authority, I.A.P.R., semi-autonomous Revenue Authority, autonomy, Public Revenue, tax reform. tax audit tax auditors tax avoidance tax avoidance, tax aggressiveness, Greece tax certificate tax compliance tax disputes tax evasion tax evasion, penal sanctions, criminal liability of legal entities tax evasion, shadow economy, Euro Area, Greece, regression analysis, corruption, GDP tax fraud tax haven, tax evasion, tax avoidance, money laundering, transparency, exchange of information tax havens tax mindset tax obligations tax officers tax officials tax system tax transgression tax wedge taxation taxonomic classification, clustering, diversity analysis, alignment, Thermodesulfobacteriaceae, TIC, ecological analysis teacher teacher Continuous Professional Development teacher attitudes teacher attitudes στάσεις καθηγητών teacher behavior teacher beliefs, pre-service teacher education, teaching practicum, professional development, effectiveness teacher beliefs/ απόψεις εκπαιδευτικών teacher burnout teacher certification, teacher co-operation teacher cognition teacher collaboration teacher development teacher education teacher education κατάρτιση εκπαιδευτικών teacher education/training/development teacher effectiveness teacher empowerment,qualitative research,refugee/migrant education,teacher training programs teacher evaluation teacher feedback teacher guidance teacher motivation and demotivation, innovation and change, job satisfaction, teacher burnout, teacher development, Greek EFL state classroom teacher opinions teacher perceptions teacher professional development teacher professional identity teacher readiness teacher role teacher self-assessment teacher stress, teacher burnout, marital status, economic crisis, primary school teachers teacher training teacher training, distance learning, teacher professional development, moodle platform, diary, trainer teacher views teacher well-being, professional satisfaction, stress-burning, working-life and retirement teacher's counseling role teacher's perceptions teacher's stress teacher-centered teacher-parent relationships teacher-student conflict teacher-student relationship teachers teachers - culturally differentiated parents teachers - educational specialties teachers beliefs teachers in secondary education teachers incentives teachers obstacles teachers of Primary Education teachers professional development teachers serving in Primary Education teachers training teachers – student interaction teachers – students teachers' association teachers' attitudes teachers' beliefs teachers' beliefs, practices, needs teachers' board participation – voting teachers' club teachers' job satisfaction teachers' language attitudes teachers' leadership teachers' perceptions teachers' perceptions / teaching methods teachers' practices teachers' professional development teachers' qualifications teachers' self-efficacy teachers' training teachers' typical features teachers' views teachers, professional burnout, professional satisfaction, life satisfaction, Primary Education. teachers, social inequality, options, practices, cultural diversity, social justice, factors, proposals teachers` burnout teachersʾ views/practices teachers΄ educational needs teachers’ assessment practices teachers’ association teachers’ attitudes teachers’ beliefs teachers’ beliefs and attitudes teachers’ beliefs, translanguaging, bilingualism, multiculturalism, L2 learning teachers’ burnout teachers’ challenges teachers’ collaboration teachers’ difficulties and challenges, refugee/migrant language education, Reception classes, Reception Facilities for Refugee Education teachers’ educational needs teachers’ expectations teachers’ meaningful work teachers’ needs teachers’ opinions teachers’ perceptions