q=by+P.+Mallach.+Radiorelays+for+television%28v.+1-2%29&searchType=standard&isFacet=true&view=standard&searchWay=author&rows=10&sortWay=score&sortOrder=desc&searchWay0=marc&logical0=AND
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by P. Mallach. Radiorelays for television(v. 1-2)