Gumilar, A., Putri, A. T., Dewi, M. A. and Ibrahim, S. (2025) “SPECTROPHOTOMETRIC METHOD FOR DETERMINATION OF SELENIUM IN HEALTH SUPPLEMENTS USING 2,3 DIAMINONAPHTALENE AS COLORIMETRIC REAGENT”, Acta Pharmaceutica Indonesia, 50(2), pp. 89 - 94. doi: 10.5614/api.v50i2.24847.