00263nam a2200097   450000100070000000500170000700800360002410000310006024500370009126400370012800977320260807101556.0260101s1963    pe      000 0 spa  d1 aCarlos Aramayo Alzérreca10aBreve historia de la Antártida 1aSantiago de ChilebZig-Zagc1963