TY - BOOK AU - Andreescu,Titu,14313 AU - Gelca,Rǎzvan,14315 TI - Mathematical Olympiad challenges SN - 9788181283238 U1 - 51(079) PY - 2000/// CY - Boston PB - Birkhäuser KW - Mathematics14314 KW - Mathematics-competitive examinations UR - http://www.loc.gov/catdir/enhancements/fy0812/99086229-d.html ER -