@article{BAG_1980__10_138186,
     author = {A.O. KONNULLY},
     title = {B. {Pivot} theorems in n-space},
     journal = {Beitr\"age zur Algebra und Geometrie},
     pages = {157--163},
     year = {1980},
     volume = {10},
     url = {http://geodesic.mathdoc.fr/item/BAG_1980__10_138186/}
}