UBER DIE ENTWICKLUNG DES WARMEKONTROLLSYSTEMS DER SONNENSONDE HELIOS = SUR LE DEVELOPPEMENT DU SYSTEME DE CONTROLE THERMIQUE DE LA SONDE SOLAIRE HELIOSLORENZ W.sdIN: 5. JAHRESTAG. DTSCH. GES. LUFT RAUMFAHRT; BERLIN; 1972; S.L.; DA. S.D.; PP. 1-42; BIBL. 2 REF.Conference Paper

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