00338nam a2200109 a 450000500170000008200190001710000180003624500540005426000240010830000170013249000790014920251202164142.0  a512.7,bD, mot  aMotohashi, Y.  aLectures on sieve methods and prime number theory  aDelhibNarosac1983  a205p, 23 cm.  aTata institute of fundamental research lectures on mathematics and physics