@misc{the+features+of+snow+loads+on+building+roofs, author = {Pichugin, S. F. i Dryzhyruk, Yu. V. i Popovich, N. M. i Chernetska, I.V.}, title = {The features of snow loads on building roofs}, journal = {Technical Transactions}, address = {Kraków}, publisher = {Wydawnictwo PK}, date = {2015}, number = {Y. 112, iss. 2-B} }