TY - JOUR TI - Minerals in World Industry T2 - Land Economics VL - 32 IS - 2 SP - 197 AU - Herfindahl, Orris C. and Voskuil, Walter H. PB - University of Wisconsin Press PY - 1956 PY - 1956 LA - Undetermined KW - Economics and Econometrics KW - Environmental Science (miscellaneous) SN - 0023-7639 UR - http://dx.doi.org/10.2307/3159770 UR - https://katalog.ub.tu-freiberg.de/Record/ai-49-aHR0cDovL2R4LmRvaS5vcmcvMTAuMjMwNy8zMTU5Nzcw ER -