Title: Whipple, Encke kyūbi Schwassmann-Wachmann dai-III shūki suisei no kidō ni tsuite /
Authors: Kanda, Shigeru.
Publisher: Tōkyō Tenmondai],
Year: 1941
Subjects: Comets Orbits; Whipple's comet .; Encke comet.; Schwassmann-Wachmann's comet (III)