| 000 | 01552nas a22005894a 4500 | ||
|---|---|---|---|
| 001 | GMR-093 | ||
| 003 | AR-SsjUBGM | ||
| 005 | 20251028230829.0 | ||
| 008 | 251021s1895 mx ux g 000 0 spa d | ||
| 022 | _a0185-5530 | ||
| 040 |
_bspa _cAR-SsjUBGM _eaacr |
||
| 041 |
_aspa _beng |
||
| 044 | _amx | ||
| 098 | _aC-0088 | ||
| 245 | 0 | 0 | _aBoletín. |
| 260 |
_aMéxico DF : _bInstituto de Geología, _c1895- |
||
| 300 |
_an. : _bil. ; _c23 cm |
||
| 310 | _aFrecuencia irregular | ||
| 362 | 0 | _aComenzó a publicarse en 1895. | |
| 362 | 1 | _aEn biblioteca años 1913-1987. | |
| 650 | 4 |
_aGeología _93038 |
|
| 650 | 4 |
_aPaleontología _93895 |
|
| 651 | 4 |
_aMéxico _98523 |
|
| 710 | 2 |
_aUniversidad Nacional Autónoma de México. _bInstituto de Geología _eeditor _942274 |
|
| 866 | 0 | _a1913(32) | |
| 866 | 0 | _a1931(50-51) | |
| 866 | 0 | _a1946(52) | |
| 866 | 0 | _a1948(53) | |
| 866 | 0 | _a1950(54-55) | |
| 866 | 0 | _a1951(56 p1) | |
| 866 | 0 | _a1953(57) | |
| 866 | 0 | _a1954(56 p2,58 p1) | |
| 866 | 0 | _a1959-61(59-61) | |
| 866 | 0 | _a1962(63-64) | |
| 866 | 0 | _a1963(65-66,67 p1-4,68-69) | |
| 866 | 0 | _a1964(72) | |
| 866 | 0 | _a1965(58 p3,62,73-76) | |
| 866 | 0 | _a1966(77-79,81) | |
| 866 | 0 | _a1967(80,82-83) | |
| 866 | 0 | _a1968(84,86-88) | |
| 866 | 0 | _a1969(91) | |
| 866 | 0 | _a1971(90,93) | |
| 866 | 0 | _a1972(94) | |
| 866 | 0 | _a1975(95) | |
| 866 | 0 | _a1976(96-98) | |
| 866 | 0 | _a1977(70) | |
| 866 | 0 | _a1978(100-101) | |
| 866 | 0 | _a1987(103)- | |
| 942 |
_cCR _2udc |
||
| 945 |
_aIDGYM_PUPER _d2025-09-24 |
||
| 999 |
_c34505 _d34505 |
||