@misc{Brzeski_Michał_Wacław_Variability_1997, author={Brzeski, Michał Wacław}, volume={46}, editor={Muzeum i Instytut Zoologii Polskiej Akademii Nauk}, number={3-4}, copyright={Rights Reserved - Restricted Access}, address={Warszawa}, journal={Annales Zoologici}, howpublished={online}, year={1997}, publisher={Muzeum i Instytut Zoologii Polskiej Akademii Nauk}, language={eng}, type={Text}, title={Variability of Nagelus obscurus (Allen, 1955) and N. leptus (Allen, 1955 (Nematoda: Belonolaimidae)}, keywords={variability, Nagelus, Nematoda, Belonolaimidae}, }