SPIN-SPIN RELAXATION IN THE <SUP>17</SUP>O NMR SPECTRA OF NA<SUP>+</SUP> AND K<SUP>+</SUP> WATER CLUSTERS СтатьяOkroyan G.R., Proidakov A.G., Kushnarev D.F., Kalabin G.A.Journal of Structural Chemistry. Том 43. 2002. С. 242-245