@article{RM_1999_54_5_a1, author = {A. A. Makhnev}, title = {Partial geometries and their extensions}, journal = {Trudy Matematicheskogo Instituta imeni V.A. Steklova}, pages = {895--945}, publisher = {mathdoc}, volume = {54}, number = {5}, year = {1999}, language = {en}, url = {http://geodesic.mathdoc.fr/item/RM_1999_54_5_a1/} }