The earth’s simple shadow effect on cosmic radiation J. E. Kasper OriginalPaper 18 October 2007 Pages: 1 - 26
Penumbra and simple shadow cone of cosmic radiation M. Schwartz OriginalPaper 18 October 2007 Pages: 27 - 59
Propagation of radio waves along an inhomogeneous surface E. L. Feinberg OriginalPaper 18 October 2007 Pages: 60 - 91
Observation of high energy jets with emulsion chambers O. MinakawaY. NishimuraM. Kazuno OriginalPaper 18 October 2007 Pages: 125 - 153
A proposito della “Fisica dei corpi ponderabili” di Amedeo Avogadro E. Perucca OriginalPaper 18 October 2007 Pages: 154 - 154