TY  - BOOK
AU  - Ivanov,A.A.
ED  - Safari eBooks.
TI  - Geometry of sporadic groups I: Petersen and tilde geometries 
T2  - Encyclopedia of mathematics and its applications
PY  - 1999///
KW  - Sporadic groups (Mathematics)
KW  - Electronic books
KW  - local
N1  - Includes bibliographical references and index
UR  - http://ezproxy.alfaisal.edu/login?url=http://academic.safaribooksonline.com/?uiCode=sdl&xmlId=9780511833120
ER  -