| Speech Acts and Discourse Markers by Teachers and Students in The Classroom Sudar CELT Journal 18 (Culture, English Language, Teaching and), 144-165, 2018 | 1 | 2018 |
| Native and Non-Native Keynote Speaker's Speeches in the 4th ELTIC Conference: Rhetoric and Linguistics Genre Analysis S Sudar Celt Sugijapranta Semarang, 2020 | | 2020 |
| Internet and English Language Learning in The 4.0 Industrial Era S Sudar Proceeding Seminar Nasional 4 (Eltic4), 172-178, 2019 | | 2019 |
| English Learning Process in The Vocational School Based on The Systemic Functional Linguistics (SFL) Sudar Proceeding Atlantis Press 267 (Social Science, Education Research), 216-224, 2018 | | 2018 |
| Non-Verbal Greeting of Different Cultures used in Global Society Sudar The 3rd English Language Teaching Learning Conference (ELTIC) 3 (Empowing …, 2018 | | 2018 |
| Sociodrama As A Method to Foster Students's Authentic Communication Sudar The 2nd English Language Teaching Learning Conferece (ELTIC) 2 (Retivilizing …, 2018 | | 2018 |
| English and Javanese used for Learning Automative Literacy in Vocational Schools Sudar The 4th Asia Pasific Education Conference (AECON 2017) 109 (Social Science …, 2017 | | 2017 |
| Spoken Discourse Analysis of Senior High Schools English Classroom Purworejo, Central Java Sudar ARAB WORLD ENGLISH JOURNAL 8 (1), 194-207, 2017 | | 2017 |
| English For Multicultural Society Integrated to ASEAN Economic Community (AEC) Sudar The 1st English Language Teaching Learning Conference (ELTIC) 1 (English …, 2016 | | 2016 |
| Discourse Analysis of Speech Ideology of Teachers and Students in English Classroom of Senior High School in Purworejo, Central Java SD Sutopo Ragam 13 (1), 2013 | | 2013 |
| Power Relations of Non-Native English Teachers and Their Students in The Classroom S Sudar Universitas Muhammadiyah Surakarta, 2013 | | 2013 |
