1. International Cosmic Ray Conf.;Watson,1985
2. Hadronic interactions of high energy cosmic-ray observed by emulsion chambers
3. HGO Collab., Proc. 1986 Durham Workshop on Gamma ray astronomy, ed. T. Turver.
4. European cosmic ray Symp.;Alexeenko,1986
5. XXIII Intern. Conf. on High energy physics;Marshak,1986