| 000 | 00542nab a2200181 4500 | ||
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| 005 | 20260520003652.0 | ||
| 008 | 260224s xxu | ||
| 245 | 0 | 0 | _aCaucho sintético SB-R y polibutadieno |
| 270 | _a12/09/06 ; 22/01/03 | ||
| 300 | _a8 p. | ||
| 773 | 0 |
_tPetrotecnia _gAño 13, no. 1 (ene./feb. 1963) ; p. 89-96 |
|
| 942 | _cARTICULO | ||
| 100 | 1 |
_aBorg, E. Leonard _922947 |
|
| 110 | 2 |
_aU.S. Rubber Company _929947 |
|
| 710 | 2 |
_aU.S. Rubber Company _929947 |
|
| 800 | 1 |
_aBorg, E. Leonard _922947 |
|
| 999 |
_c156991 _d156991 |
||