Engels, J. C., and C. O. Ingamells. "Geostandards‐a new approach to their production and use." Geostandards Newsletter 1.1 (1977): 51-60.
Engels and Ingamells (1977)
Download Engels and Ingamells 1977 Geostandards Newsletter LP-6 Biotite
Engels, J. C., and C. O. Ingamells. "Geostandards‐a new approach to their production and use." Geostandards Newsletter 1.1 (1977): 51-60.