Orbital Evolution of the α Virginid and α Capricornid Meteor Streams Kazimirchak-Polonskaya, E. I. ; Belyaev, N. A. ; Terent'-Eva, A. K. Abstract Publication: The Motion, Evolution of Orbits, and Origin of Comets Pub Date: 1972 Bibcode: 1972IAUS...45..462K