00426nam a22001577a 4500 20260717130401.0 260717b |||||||| |||| 00| 0 eng d 000 eng 539.6 VAN/E Wazer,John R. Van Electron Densities in Molecules and Molecular Orbitals / by John R. Van Wazer new york academic press 1975 x,101p. BK 49183 49183