@article{PismaZhETF.19.253, title = {Spin resonance and Knight shift in superconductors}, author = {Mints, R. G.}, journal = {πΙΣΨΝΑ Χ φότζ}, volume = {19}, issue = {5}, pages = {253}, year = {1974}, doi = {}, url = {http://jetpletters.ru/ps/0/article_26981.shtml}, }