Reproduction of material from the journal in any form requires written permission of the publisher.
Teachers, students and researchers can individually use the materials on Physics-Uspekhi website for noncommercial use in a teaching or research activities.
@article{Letokhov:1998, author = {V. S. Letokhov}, title = {Principles of nonlinear optical spectroscopy}, publisher = {Physics-Uspekhi}, year = {1998}, journal = {Phys. Usp.}, volume = {41}, number = {5}, pages = {523-523}, url = {https://ufn.ru/en/articles/1998/5/j/}, doi = {10.1070/PU1998v041n05ABEH000400} }
Оригинал: Летохов В С «Принципы нелинейной оптической спектроскопии» УФН 168 591–592 (1998); DOI: 10.3367/UFNr.0168.199805j.0591