@book{ 0-1635905745, title = {Case histories and methods in mineral resource evaluation}, series = {Geological Society special publication}, author = {Annels, Alwyn E.}, address = {London}, publisher = {Geological Society}, year = {1992}, isbn = {0903317796}, language = {English}, url = {https://www.gbv.de/dms/tib-ub-hannover/018526292.pdf}, url = {https://katalog.ub.tu-freiberg.de/Record/0-1635905745} }