Fitra, Rusli. “Responsibility of Business Operators in the Sale and Purchase of Ulcer Medication for Abortion on Facebook Marketplace in Merauke”. Hasanuddin Civil and Bussiness Law Review, vol. 2, no. 1, Jan. 2026, pp. 28-46, https://journal.unhas.ac.id/index.php/hcblr/article/view/49244.