@misc{Lavčiev_Valentin_Materiały_1974, author={Lavčiev, Valentin}, volume={19}, number={15}, editor={Polska Akademia Nauk. Instytut Zoologiczny}, editor={Państwowe Wydawnictwo Naukowe (1951–1992)}, copyright={Rights Reserved - Restricted Access}, address={Warszawa}, journal={Fragmenta Faunistica}, howpublished={online}, year={1974}, publisher={Państwowe Wydawnictwo Naukowe}, language={pol}, language={rus}, language={ger}, type={Text}, title={Materiały do znajomości muchowatych (Diptera, Muscidae) Bieszczadów}, keywords={Beshchady Mountains, new species to the Polish fauna, geographical distribution, Poland, Bieszczady Mountains, insects, Insecta, flies, Diptera, brachyceran flies, Brachycera, stable flies, house flies, Muscidae}, }