TY - BOOK TI - Non linear optics and Laser spectroscopy SN - 9788173193545 U1 - 535.58 PY - 2001/// CY - NewDelhi PB - Narosa N1 - laser photoionization spectroscopy--solitons in optical fiber communication--photorefractive crystals and their applications--group theory and its applications--two photon spectroscopy ER -