@article{PismaZhETF.9.686, title = {Structure of Lamb Dip for Long- lived Systems in Spatially Blunded Fields}, author = {Rautian, S. I. and Shalagin, A. M}, journal = {πΙΣΨΝΑ Χ φότζ}, volume = {9}, issue = {12}, pages = {686}, year = {1969}, doi = {}, url = {http://jetpletters.ru/ps/0/article_25429.shtml}, }