1.- 87 SR-86 SR OF MANTLE XENOLITH BEARING PLIO-QUATERNARY ALCALI BASALTS OF THE PATAGONIAN PLATEAU LAVAS OF SOUTHERNMOST SOUTH AMERICA BUENOS AIRES: ASOC. GEOL. ARGENTINA, 1987 CONGRESO GEOLOGICO ARGENTINO. 10/1987/SAN MIGUEL DE TUCUMAN, ARG Ver registro