Suryanti, Suryanti, Hari Santoso, and Ratna Lisminingsih. “Studi Osifikasi Dan Morfokinetik Berudu Katak Rana Catesbeiana Shaw. Dengan Alizarin Red”. Jurnal Ilmiah Biosaintropis (Bioscience -Tropic) 5, no. 2 (January 8, 2020): 52-58. Accessed December 4, 2022. http://biosaintropis.unisma.ac.id/index.php/biosaintropis/article/view/240.