@misc{stanislaw+kepinski+1867+1908+and+his+papers+in+the+field+of+differential+equations,
    author = {Koroński, Jan},
    title = {Stanisław Kępiński (1867‒1908) and his papers in the field of differential equations},
    journal = {Technical Transactions},
    address = {Kraków},
    publisher = {<a href=\"http://www.wydawnictwo.pk.edu.pl/\" target=\"_blank\">Wydawnictwo PK</a>},
    date = {2015},
    number = {Y. 112, iss. 2-NP}
}