 | International Science And Technology - No. 33 - September 1964 | Magazine |
 | International Science And Technology - No. 39 - March 1965 | Magazine |
 | International Science And Technology - No. 47 - November 1965 | Magazine |
 | International Science And Technology - No. 48 - December 1965 | Magazine |
 | International Science And Technology - No. 52 - April 1966 | Magazine |
 | International Science And Technology - No. 59 - November 1966 | Magazine |
 | International Science And Technology - No. 60 - December 1966 | Magazine |
