TY  - BOOK
TI  - Proceedings of The London Mathematical Society. Volume XXXI, Nos 679-685
PY  - 1899///
PB  - Wassef
KW  - English
KW  - General
KW  - Natural Sciences Ø§ÙØ¹ÙÙÙ Ø§ÙØ¨Ø­ØªØ©
ER  -