@article{PismaZhETF.54.453, title = {Search for a breaking of time-reversal symmetry in high-$T_c$ superconductors}, author = {Aronov, A. G. and Masterov, V. F.}, journal = {πΙΣΨΝΑ Χ φότζ}, volume = {54}, issue = {8}, pages = {453}, year = {1991}, doi = {}, url = {http://jetpletters.ru/ps/0/article_18927.shtml}, }