@article{JRAM_1950__187_150164,
     author = {A. Kneschke},
     title = {Theorie der gen\"aherten {Quadratur.}},
     journal = {Journal f\"ur die reine und angewandte Mathematik},
     pages = {115--128},
     publisher = {mathdoc},
     volume = {187},
     year = {1950},
     zbl = {0034.21802},
     url = {http://geodesic.mathdoc.fr/item/JRAM_1950__187_150164/}
}