https://geoscan.nrcan.gc.ca/starweb/geoscan/servlet.starweb?path=geoscan/fullf.web&search1=R=325644
Canada Department of Mines and Technical Surveys, 1987
This project was started in 1985, after a particularly extensive period of rockburst activity in several Ontario mines. Three parties participate in the...
Rapport
Texte intégral en ligne