Volume 13 (1968)

• Toshio Shimazaki, Nobutaka Ogi:
  On the Limit Sets of Inversion Groups
  pp.1-7.
• Teiichiro Yagi:
  One Consideration of Hydrodynamic-Approximation Dispersion Relation of Beam-Magnetoplasma System
  pp.9-13.
• Moto-omi Yamanoi, Yasuaki Hiwatari, Minoru Kimura:
  Theory of Negative Dispersion of Sound Velocity in Liquid by Double Relaxation Model
  pp.15-27.
• Hiroyuki Ishida, Shigenobu Tachimori:
  Electron Spin Resonance of Ferritin
  pp.29-35.
• Isawo Kawai, Satoko Ushiki:
  Die Systematische Forschung über die Sporophyten der Laubmoose (die Vorherverkündigung)
  pp.37-49.
• Takeshi Ishibashi:
  Bedrock Geology of Iheya Islands, Okinawa Island Group
  pp.51-72.
• Chikara Watanabe:
  On a Family of Pure-dimensional Analytic Sets
  pp.73-82.
• Shin-ichi Matsuoka, Nobukimi Ohashi, Akira Chimoto, Kantaro Senda:
  Laser Spectroscopy. I. A Trial Arrangement for Detecting Laser Raman Scattering in Gases
  pp.83-89.
• Mitsuo Ida, Yukio Sakabe, Teruyuki Nishimura:
  The Changes in Dielectric Properties of Water during Adsorption by Solids II
  pp.91-99.
• Isawo Kawai, Nobuhira Kurosaki, Shigeo Akiyama:
  Über die Moosgesellschaften der Zwergbambus-Buchenwälder (Saso-Fagetum crenatae) am Berg Hakusan (1) Die Forschungsmethode von der Moosgesellschaft des Buchenwalds
  pp.101-125.
• Isawo Kawai:
  Taxonomic Studies on the Midrib in Musci (1) Significance of the Midrib in Systematic Botany
  pp.127-157.