References
VELASCO, P., 1983, THE MINERAL INDUSTRY OF BOLIVIA, IN U.S. BUREAU OF MINES, MINERALS YEARBOOK, 1983, VOL. III, AREA REPORTS: INTERNATIONAL, P. 118.VALENZUELA, S.R., 1979, GEOLOGY OF THE MAIN WOLFRAM MINES IN BOLIVIA (CONTINUED), PRIMARY TUNGSTEN ASSOCIATION, BULLETIN NO. 7, JUNE 1979, P. 6-8.REAGAN, P.H., 1940, BOLIVIA FOR STRATEGIC MINERALS, ENGINEERING AND MINING JOURNAL, VOL. 141, NO. 10, P. 54-58.VELASCO, P., 1982, THE MINERAL INDUSTRY OF BOLIVIA, PREPRINT FROM THE 1982 BUREAU OF MINES MINERALS YEARBOOK, WASHINGTON, D.C., 9 P.WILLIG, C.D. AND DELGADO, J., 1985, SOUTH AMERICA AS A SOURCE OF TUNGSTEN, PRIMARY TUNGSTEN ASSOCIATION, THIRD INTERNATIONAL SYMPOSIUM, MADRID, SPAIN, 1985, P. 1-36.AHLFELD, F., 1945, THE CHICOTE TUNGSTEN DEPOSIT, ECONOMIC GEOLOGY, V. 40, P. 394-407.PACHECO, M., FERNANDEZ, L., BARRIOS, C., ROCHA, R., AND VEDIA, J., 1975, INFORME PRELIMINAR DE INVENTARIACION MINA CHICOTE GRANDE: GEOBOLGUSTAVSON ASSOC., 1992, COMPENDIUM OF THE ECONOMIC GEOLOGY OF BOLIVIATHORN, PETER G., 1988, FLUID INCLUSION AND STABLE ISOTOPE STUDIES AT THE CHICOTE TUNGSTEN DEPOSIT, BOLIVIA: ECONOMIC GEOLOGY, V. 83, P. 62-68.THORN, PETER, 1988, A TUNGSTEN VEIN DEPOSIT IN BOLIVIA: GEOLOGY TODAY, V. 4, N. 5, P. 176-178.AHLFELD, F., AND SCHNEIDER-SCHERBINA, A., 1964, LOS YACIMIENTOS MINERALES Y DE HIDROCARBUROS DE BOLIVIA: DEPARTAMENTO NACIONAL DE BOLIVIA BOLETIN 5, P. 89-93.