000 00434nam a22001457a 4500
003 OSt
008 110218t xxu||||| |||| 00| 0 eng d
080 _a512.533.21
_bSUR
100 _aSury, B
_98471
245 _aCongruence subgroup problem:
_ban elementary approach aimed at applications/
_cB Sury
260 _aNew Delhi:
_bHindustan Book Agency;
_c2003
300 _axv, 301p.
653 _aCongruence of semigroups
942 _cBK
999 _c165457
_d165457