Kibria, KhandokerQudrata, Md. Atikul Islam, Mohammad Zaber Hossain, and Shaikh Motasim Billah. “CALIBRATION OF YELLOW COLOUR SPECTROSCOPIC METHOD OF PHOSPHORUS DETERMINATION FOR WAVELENGTH, WORKING RANGE AND TIME”. Khulna University Studies (December 28, 2019): 41–46. Accessed May 7, 2026. http://kus.ku.ac.bd/kustudies/article/view/175.