López Kramer, J.M., Toledo Sánchez, C.A., Echevarría Hernández, B.T., Llanes Castro, A.I. and Alonso Pérez, J.A. 2018. NEW DATA ON THE MINERAL COMPOSITION AND CLASSIFICATION OF THE DEPOSIT FERBERITICO, VAT. INFOMIN. 10, 1 (Oct. 2018), 27–37.