@misc{The_Polish_National_Committee_of_the_World_Power_Conference_Power,
 author={The Polish National Committee of the World Power Conference},
 howpublished={online},
 publisher={The Polish National Committee of the World Power Conference},
 language={pol},
 type={monografia},
 title={Power sources in Poland and their utilization},
 keywords={Polska, zasoby energetyczne},
}