-
1Publicerad 1969Ämnen “...Telecommunication Congresses....”
Konferenspublikation Bok -
2Publicerad 1968Ämnen “...Artificial satellites in telecommunication Congresses....”
Konferenspublikation Bok -
3Publicerad 1983Ämnen “...Telecommunication systems Congresses....”
Bok