Wijaya, Yellen Audina, and Kusuma Hendrajaya. 2021. “ANALYSIS OF CALCIUM (Ca) CONTENT IN GUPPY FISH (Poecilia Reticulata) AT KALIRUNGKUT WITH ICPS”. JOURNAL OF PHARMACY SCIENCE AND TECHNOLOGY 1 (1):20-25. https://doi.org/10.30649/pst.v1i1.48.