Arstamyan, Zh. M., M. A. Mkrtchyan, and A. V. Danielyan. “EXTRACTION-PHOTOMETRIC DETERMINATION OF ANALGINUM BY RHODAMINE C IN PHARMACENTICALS”. Proceedings of the YSU B: Chemical and Biological Sciences 40, no. 1 (209) (March 7, 2006): 145–147. Accessed November 22, 2024. https://pub.ysu.am/index.php/proceedings-chem-biol/article/view/vol40_no1_2006_pp145-147.