@article{JDM_1931__40_145881,
     author = {G. Szeg\"o},
     title = {Zur {Theorie} der {Legendreschen} {Polynome.}},
     journal = {Jahresbericht der Deutschen Mathematiker-Vereinigung},
     pages = {163--166},
     publisher = {mathdoc},
     volume = {40},
     year = {1931},
     zbl = {0002.03902},
     url = {http://geodesic.mathdoc.fr/item/JDM_1931__40_145881/}
}