@misc{daily+changes+of+water+demand+in+the+single+water+system+zone+in+krakow, author = {Płoskonka, Robert i Beńko, Piotr}, title = {Daily changes of water demand in the single water system zone in Krakow}, journal = {Technical Transactions}, address = {Kraków}, publisher = {Wydawnictwo PK}, date = {2014}, number = {Y. 111, iss. 1-Ś} }