@INPROCEEDINGS{AlvarezGrima1996UncertaintyHandlingMechanical, author = {M. Alvarez Grima and M.H. den Hartog and H.J.R. Deketh and P.N.W. Verhoef and R. Babu\v{s}ka}, title = {Uncertainty handling of mechanical rock excavation process with fuzzy logic}, booktitle = {Proceedings Third International Workshop Informatics and Geosciences}, address = {Havana, Cuba}, month = nov, year = 1996 }