Geokchyan, N. O., J. A. Mickaelyan, A. A. Eghiazaryan, and H. G. Khachatryan. 2005. “EXTRACTION-ABSORPTIOMETRIC DETERMINATION OF LEVOMICYTINE BY PIRONINE «B»”. Proceedings of the YSU B: Chemical and Biological Sciences 39 (3 (208):90-93. https://doi.org/10.46991/PYSU:B/2005.39.3.090.