Febby Nancy Patty, Weldemina Yudit Tiwery, Agusthina Christina Kakiay, and Selvone Christin Pattiserlihun, "Maraila: Exploring the Meaning of Kapata in a Customary Patita Banquet of Tuni Clan in Oma," in ICCIRS, Manado, 2019.
Korlina Makulua, Mercy Florence Halamury, and Gerson Makulua, "Teacher as a Guideline Learning in Early Children," in ICCIRS - Proceedings of the First International Conference on Christian and Inter Religious Studies, Manado, 2019.
Christiana Demaja Wilhelmina Sahertian, "Contribution to the Development of Education Learning Design Christians and Budi Pekerti Based on Curriculum 2013 at Private School in the City of Ambon," in ICCIRS - Proceedings of the First International Conferen
Vica Jillyan Edsti Saija and Andry Simatauw, "Religious Education Service For Students of Indigenous Religion of Nualu," in ICCIRS - Proceedings of the First International Conference on Christian and Inter Religious Studies, Manado, 2019.
B. A. Sahertian and Christiana Demaja Wilhelmina Sahertian, "Identification of Reproductive Health Learning Needs for Adolescent Age 13-15 Years by Parents in The Gpm Ebenhaezer Congregation," IJSTR, vol. 9, no. 12, pp. 297-301, 2020.
Christiana Demaja Wilhelmina Sahertian, Onisimus Amtu and Rukhama Aralaha, "Improving Student Cooperation Skills Using the Jigsaw and Stad Model," Journal of Critical Reviews, vol. 7, no. 14, pp. 229-234, 2020.
