Registros del 1 al 2 de 2 encontrados |
![](./img/clear.gif) 1.- Geological problems of coal basins in Poland
Porzycki, Josef, ed.; Bojkowski, Karol, ed.
Warsaw: Geological Institute, 1983
IV / 13 - 3 - 1
Ver registro
![](./img/clear.gif) 2.- Geological problems of coal basins in Poland
Bojkowski, Karol, ed.; Porzycki, Josef, ed.
Warsaw: Geological Institute, 1983
IV / 8 - 7 - 19
Ver registro
|
|
|