Detection of muons produced by cosmic ray neutrinos deep underground Achar, C. V. ; Menon, M. G. K. ; Narasimham, V. S. ; Murthy, P. V. Ramana ; Sreekantan, B. V. ; Hinotani, K. ; Miyake, S. ; Creed, D. R. ; Osborne, J. L. ; Pattison, J. B. M. ; Wolfendale, A. W. Abstract Publication: Physics Letters Pub Date: August 1965 DOI: 10.1016/0031-9163(65)90712-2 Bibcode: 1965PhL....18..196A