@article{PismaZhETF.33.377, title = {Density of states in MDS structures}, author = {Zyuzin, A. Yu.}, journal = {πΙΣΨΝΑ Χ φότζ}, volume = {33}, issue = {7}, pages = {377}, year = {1981}, doi = {}, url = {http://jetpletters.ru/ps/0/article_23033.shtml}, }