@article{PMF_1888_1_1_a10,
     author = {Kowalczyk, J.},
     title = {Wiadomo\'s\'c o obserwatoryum w {P{\l}o\'nsku} i o pracach {J.} {J\k{e}drzejewicza} w dziedzinie astronomii i meteorologii},
     journal = {Prace Matematyczno-Fizyczne},
     pages = {113--118},
     publisher = {mathdoc},
     volume = {1},
     number = {1},
     year = {1888},
     language = {pl},
     url = {http://geodesic.mathdoc.fr/item/PMF_1888_1_1_a10/}
}