@article{ANME_2013__7_292875,
     author = {W{\l}adys{\l}aw Wilczy\'nski},
     title = {Zygmunt {Zahorski's} works on the first derivative},
     journal = {Antiquitates Mathematicae},
     volume = {7},
     year = {2013},
     language = {en},
     url = {https://geodesic-test.mathdoc.fr/item/ANME_2013__7_292875/}
}