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1Argitaratua 1973Gaiak “...Telecommunication Congresses....”
Conference Proceeding -
2Argitaratua 1982Gaiak “...Telecommunication Congresses....”
Conference Proceeding -
3Argitaratua 1970Gaiak “...Earth stations (Satellite telecommunication)...”
Conference Proceeding Liburua -
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5
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6Argitaratua 1993GaiakConference Proceeding Liburua