28th Conference of the CMI (Tokyo, 1969). Documentation : Verbatim proceedings. 5 / under the chairmanship of M. Albert Lilar. - 3 April 1969. - [...] str.
28th Conference of the CMI (Tokyo, 1969). Documentation : Verbatim proceedings. 5 / under the chairmanship of M. Albert Lilar. - 3 April 1969. - [...] str.