@misc{_Topological,
 copyright={Uniwersytet Mikołaja Kopernika w Toruniu},
 address={Toruń},
 howpublished={online},
 publisher={Juliusz Schauder Center},
 language={eng},
 type={czasopismo},
 title={Topological Methods in Nonlinear Analysis, Vol. 11 no 2, (1998)},
}