@article{PismaZhETF.40.496, title = {Generation of isothermal density perturbations in an inflationary universe}, author = {Linde, A. D.}, journal = {πΙΣΨΝΑ Χ φότζ}, volume = {40}, issue = {11}, pages = {496}, year = {1984}, doi = {}, url = {http://jetpletters.ru/ps/0/article_19099.shtml}, }