000 00629nam a2200217Ia 4500
003 OSt
005 20250609124650.0
008 220923b |||||||| |||| 00| 0 eng d
037 _cReference
040 _aRTL
_cRTL
_beng
041 _2eng
_aeng
084 _aBxM84, J0.3/SC
_qRTL
100 _aBirkhoff, George david
_9316837
245 0 _aCollected mathematicals papers
260 _aNew York
_bDover Publications
_c1968
300 _avii, 897 p.
440 _v3
490 _aThe four color problem/ miscellaneous papers
942 _hBxM84, J0.3/SC
_cREF
_2CC
_n0
999 _c623469
_d623469