000 00583nam a2200205Ia 4500
008 131223s9999 xx 000 0 und d
040 _aISI KOLKATA
041 _aEnglish
082 _a510TM
_bAm512(115)
100 _aIvanov N V
245 _aSubgroups of Teichmuller modular groups
260 _aProvidence
_bAMS
_c1992
300 _axii,128p
440 _aAmerican Mathematical Society : Translations of mathematical monographs; v.115
500 _aTr from the Russian
650 _aMathematics
650 _aModular groups
700 _aPrimrose E J F
_4tr.
942 _cBK
999 _c8638
_d8638