@misc{the+reasons+for+hybrid+light+pole+failures+an+analytical+study, author = {Jastrzębski, Daniel i Niesterowicz, Beata}, title = {The reasons for hybrid light pole failures – an analytical study}, journal = {Technical Transactions}, address = {Kraków}, publisher = {Wydawnictwo PK}, date = {2019}, number = {Vol. 116, iss. 4}, ISSN = {0011-4561} }