TY - BOOK AU - Kondratyeva,L.A. AU - Aleksanova,Irene AU - Solomonik,V.S. ED - MIR publisher. TI - Questions and problems in high-school mathematics U1 - 510 KON CY - Moscow PB - Mir KW - Mathematics KW - sears N1 - Revised from the 1983 Russian ed ER -