@article{1399604, author = {Mulak, J. and Gajek, Zbigniew.}, url = {http://library.usi.edu/record/1399604}, title = {The effective crystal field potential /}, publisher = {Elsevier,}, recid = {1399604}, pages = {1 online resource (xiii, 303 pages ) :}, address = {New York ;}, year = {2000}, }