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Putri, Wiwik Kastria and Sormin, Elferida and Purba, Leony Sanga Lamsari (2021) Improvement of Chemistry Learning Outcomes of Class XI Students High School Through Peer Tutors on Colloid Material. In: Proceeding Atlantis Press Science Web of Science. Atlantis Press. (In Press)
Sunarto, Sunarto and Tyas, Eden Handayani and Naibaho, Lamhot and Sormin, Elferida and Nadeak, Bernadetha (2021) The Integration of Lecturers’ Professionalism and Intelligence with Environment Insight. PSYCHOLOGY AND EDUCATION, 58 (2). 5981 -5987. ISSN 0033 3077
Nadeak, Bernadetha and Naibaho, Lamhot and Sunarto, Sunarto and Tyas, Eden Handayani and Sormin, Elferida (2021) Learning Management in Suburban Schools During the Midst of COVID-19. PSYCHOLOGY AND EDUCATION JOURNAL, 58 (2). 1131 -1139. ISSN 0033 3077
Tyas, Eden Handayani and Sunarto, Sunarto and Naibaho, Lamhot and Nadeak, Bernadetha and Sormin, Elferida (2021) Lecturers’ Cultural Sensitivity on Using Social Media - Facebook and Instagram. PSYCHOLOGY AND EDUCATION, 58 (2). 5974 -5980. ISSN 0033 3077
Sormin, Elferida (2021) Mata Kuliah : Kimia Dasar I. UKI. (Unpublished)
Sormin, Elferida (2021) Mata Kuliah : Kimia Dasar Kelas A. UKI. (Unpublished)
Sormin, Elferida (2021) Mata Kuliah : Kimia Organik I. UKI. (Unpublished)
Sormin, Elferida (2021) Mata Kuliah : Praktikum Kimia Dasar I. UKI. (Unpublished)
Purba, Reinensi Iin and Sormin, Elferida and Simanjuntak, Familia Novita (2021) Utilization of Interactive Module to Improve Student Learning Interests in Materials Hydrocarbons And Earth Oil in XI IPA. In: Proceeding Atlantis Press Science Web of Science. Atlantis Press. (In Press)
Nadeak, Bernadetha and Juwita, Citra Puspa and Sormin, Elferida (2020) Hubungan kemampuan berpikir kritis mahasiswa dengan penggunaan media sosial terhadap capaian pembelajaran pada masa pandemi Covid-19. Jurnal Konseling dan Pendidikan, 8 (2). pp. 98-104. ISSN 2337 6880
Harefa, Nelius and Simanjuntak, Familia Novita and Simatupang, Nova Irawati and Sumiyati, Sumiyati and Sormin, Elferida and Purba, Leony Sanga Lamsari and Azzahra, St Fatimah (2020) IDENTIFIKASI RENCANA PELAKSANAAN PEMBELAJARAN GURU KIMIA PADA KEGIATAN SOSIALISASI PENGEMBANGAN KOMPETENSI TERINTEGRASI PENGEMBANGAN RANAH AFEKTIF. Jurnal Comunita Servizio, 2 (1). 235 -253. ISSN 265667710
Sormin, Elferida (2020) Mata Kuliah : Kimia Organik II Kelas A. UKI. (Unpublished)
Sormin, Elferida (2020) Mata Kuliah : Metode Penelitian Pendidikan dan Statistik. UKI. (Unpublished)
Simatupang, Nova Irawati and Maria, Fenny and Sormin, Elferida (2020) PENGGUNAAN APLIKASI SCHOOLOGY PADA SMARTPHONE UNTUK MENINGKATKAN MINAT BELAJAR KIMIA SISWA SMA PUSAKA 1 JAKARTA. EKSAKTA, 5 (2). pp. 153-160. ISSN 2598 2400
Nadeak, Bernadetha and Sormin, Elferida and Naibaho, Lamhot and Deliviana, Evi (2020) Sexuality in Education Begins in The Home(Pendidikan Seksual Berawal Dalam Keluarga). Jurnal Comunita Servizio, 2 (1). pp. 254-264. ISSN 2656 67710
Simatupang, Nova Irawati and Sormin, Elferida (2020) The effectiveness of using flipbook maker to improve the chemistry learning outcomes of senior high school students. Jurnal Pendidikan Kimia, 12 (1). pp. 26-33. ISSN 2549 3116
Nadeak, Bernadetha and Sasmoko, and Simanjuntak, Desy Ria and Naibaho, Lamhot and Sormin, Elferida and Juwita, Citra Puspa and Pardede, Sudung O. (2019) Analysis of Nursing Quality Services. Indian Journal of Public Health Research & Development, 10 (6). pp. 1380-1384. ISSN 0976 5506
Nadeak, Bernadetha and Sasmoko, and Iriani, Uli Erni and Naibaho, Lamhot and Sormin, Elferida and Juwita, Citra Puspa (2019) Building Employees’ Mental Health: The Correlation between Transactional Leadership and Training Program with Employees’ Work Motivation at XWJ Factory. Indian Journal of Public Health Research & Development, 10 (6). pp. 1373-1379. ISSN 0976 5506
Purba, Leony Sanga Lamsari and Sormin, Elferida and Harefa, Nelius and Sumiyati, Sumiyati (2019) Effectiveness of use of online games kahoot! chemical to improve student learning motivation. Jurnal Pendidikan Kimia, 11 (2). pp. 57-66. ISSN 2549 3116
Nadeak, Bernadetha and Sasmoko, and Naibaho, Lamhot and Sormin, Elferida and Juwita, Citra Puspa (2019) Healthy Work Culture Stimulate Performance. Indian Journal of Public Health Research & Development, 10 (6). pp. 1385-1389. ISSN 0976 5506
Nadeak, Bernadetha and Deliviana, Evi and Sormin, Elferida and Naibaho, Lamhot and Juwita, Citra Puspa (2019) PEMBINAAN KETAHANAN PERNIKAHAN DAN KEHARMONISAN KELUARGA DENGAN TEMA “THE FAMILY RELATIONSHIP AND INTIMACY”. Jurnal Comunita Servizio, 1 (2). pp. 179-185. ISSN 2656 67710
Kastria, Wiwik Putri and Sormin, Elferida (2019) PENINGKATAN HASIL BELAJAR KIMIA SISWA KELAS XI SEKOLAH MENENGAH ATAS ANGKASA 2 JAKARTA MELALUI METODE TUTOR SEBAYA PADA MATERI KOLOID TAHUN AJARAN 2017/2018. In: SEMINAR NASIONAL PROGRAM STUDI PENDIDIKAN KIMIA FAKULTAS KEGURUAN DAN ILMU PENDIDIKAN, Universitas Kristen Indonesia.
Sormin, Elferida and Julianti, Krisna and Nadeak, Bernadetha and Naibaho, Lamhot (2019) USE OF CONSTRUCTION INQUIRI LEARNING MODEL TO IMPROVE THE INTEREST OF LEARNING STUDENTS GRADE XI SMA ANGKASA 2 IN COLOID MATERIALS. PEOPLE International Journal of Social Sciences, 5 (2). pp. 908-917. ISSN 2454 5899
Harefa, Nelius and Silalahi, Novia Fransisca Dewi and Sormin, Elferida and Purba, Leony Sanga Lamsari and Sumiyati, Sumiyati (2019) The difference of students’ learning outcomes with project based learning using handout and sway Microsoft 365. Jurnal Pendidikan Kimia, 11 (2). pp. 24-30. ISSN 2085 3653
Sormin, Elferida (2016) Pengaruh Kreativitas dalam Pembelajaran Inkuiri Berbasis Multimedia terhadap Hasil Belajar Siswa pada Pokok Bahasan Ikatan Kimia. Jurnal EduMatSains, 1 (1). pp. 51-60. ISSN 2527 7235
