Volcanism, cold temperature, and paucity of sunspot observing days (1818-1858) [microform] : a connection? / Robert M. Wilson ([NASA technical paper] ; NASA/TP-1998-208592)
Volcanism, cold temperature, and paucity of sunspot observing days (1818-1858) [microform] : a connection? / Robert M. Wilson
原資料の出版事項: [Marshall Space Flight Center, Ala.] ; [Springfield, Va. : National Aeronautics and Space Administration, Marshall Space Flight Center : National Technical Information Service, distributor], 1998