[1]
A. W. Sánchez Fernández, “The granitic rocks and associated auriferous mineralization, in the Eastern Cordillera of North Peru, 6º 30’– 7º 30’”, Rev. Inst. investig. Fac. minas metal cienc. geogr, vol. 9, no. 17, pp. 19–29, Jul. 2006, doi: 10.15381/iigeo.v9i17.2885.