@article{AV_1930_1_2_a1,
     author = {Str\'ansk\'y, J.},
     title = {Bemerkung zum oberen {Artikel}},
     journal = {Aktu\'arsk\'e v\v{e}dy},
     pages = {61--62},
     year = {1930},
     volume = {1},
     number = {2},
     language = {de},
     url = {http://geodesic.mathdoc.fr/item/AV_1930_1_2_a1/}
}