@article{JETPL.110.407, title = {}, author = {Kapustin, A. A. and Dorozhkin, S. I. and Fedorov, I. B. and Umansky, V. and Smet, J. H.}, journal = {JETP Lett.}, volume = {110}, issue = {6}, pages = {424}, year = {2019}, doi = {}, url = {http://jetpletters.ru/ps/dx/10.1134/S0370274X19180103}, note = {[Pisma v ZhETF 110, 407 (2019)]} }