@misc{Goebel_Kazimierz_(1940-_)_Adam,
 author={Goebel, Kazimierz (1940- ) and Krzyż, Jan G. (1923-2009)},
 howpublished={online},
 publisher={nakł. UMCS},
 language={eng},
 title={Adam Bielecki - a biography},
 type={artykuł},
 keywords={matematyka},
}