@article{01080097, title = {A simple proof for the theorems of Pascal and Pappus.}, journal = {Journal for Geometry and Graphics}, volume = {1}, year = {1997}, pages = {1-3}, zbl = {0889.51025}, language = {en}, url = {http://dml.mathdoc.fr/item/01080097} }
Palej, Marian. A simple proof for the theorems of Pascal and Pappus.. Journal for Geometry and Graphics, Tome 1 (1997) pp. 1-3. http://gdmltest.u-ga.fr/item/01080097/