“SYNTHESIS AND INVESTIGATION OF LANTHANIDES TETRAKIS-COMPLEXES WITH DIMETHYL-P-TOLUILSULPHONILAMIDOPHOSPHATE: UDC 546.65+539.26+535.37”. 2010. Bulletin of the Taras Shevchenko National University of Kyiv. Chemistry 48 (1): 36-38. https://chemistry.bulletin.knu.ua/article/view/8316.