TY - GEN TY - GEN T1 - Nonlinear spectroscopy : proceedings of the International School of Physics "Enrico Fermi", course 64, Varenna on Lake Como, 30th june - 12th july 1975 A2 - Bloembergen, N. LA - eng PP - Amsterdam PB - North-Holland YR - 1977 UL - https://kansalliskirjasto.finna.fi/Record/vaari.1677796 SN - 0-7204-0568-8 ER -