Adi Candra Kusuma, Almas Adibah, Gillang Al Azhar and Edi Sulistio Budi (2023) “Implementation of Problem Based Learning Assisted by Learning Management System to Improve Students’ Mathematical Communication Skills”, Hipotenusa: Journal of Mathematical Society, 5(2), pp. 169–181. doi: 10.18326/hipotenusa.v5i2.300.