00443nam a2200169Ia 4500003000400000005001700004008004100021020001800062040000700080041000800087082001900095100002000114245007100134260004000205300001500245365001300260OSt20230425102513.0210423s2011 xx 000 0 und d a9788173717437 cAL aeng a512.7 KRIV223 aKRISHNAN (V K). aElementary number theory: a collection of problems with solutions. aNew DelhibUniversities Pressc2011 avi,253bPB b250cINR