ANALYTICAL PERFORMANCE ESTIMATION OF NETWORK-ASSISTED D2D COMMUNICATIONS IN URBAN SCENARIOS WITH RECTANGULAR CELLS Статья Samuylov A., Ometov A., Begishev V., Kovalchukov R., Moltchanov D., Gaidamaka Y., Samouylov K., Andreev S., Koucheryavy Y. Transactions on Emerging Telecommunications Technologies. Wiley Blackwell. Том 28. 2017.