Aziz, M., Widiarini, W., Saifudin, A. and Nohantiya, P. (2023) “Pengembangan Modul Pembelajaran Renang Gaya Dada berbasis QR Code”, Patria Educational Journal (PEJ), 2(4), pp. 45-53. doi: 10.28926/pej.v2i4.522.