@Article{172656,
     author = "Cezary W. Domański",
     title = "Michał Hieronim Leszczyc-Sumiński (1820-1898) - a Biography and Psychological Portrait of the Polish Naturalist and Explorer ",
     year =  2004,
     volume =  33,
     number =  ,
     journal =  Organon,
     pages =  s. 111-120,
    }