AUTOMATIC ION CURRENT CONTROL OF A DIRECT INLET SYSTEMFRANZEN J; KUPER H; RIEPE W et al.1973; INTERNATION. J. MASS SPECTROM. ION PHYS.; NETHERL.; DA. 1973; VOL. 10; NO 4; PP. 353-357; BIBL. 4 REF.Serial Issue

A LOW INTENSITY VERSATILE LABORATORY ION SOURCEBUHLER D; VOINOV M; TANNENBERGER H et al.1972; VACUUM; G.B.; DA. 1972; VOL. 22; NO 2; PP. 61; BIBL. 2 REF.Serial Issue

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ETUDE D'UNE SOURCE D'ANALYSEUR DE GAZ RESIDUELS PAR SIMULATION NUMERIQUEGAUTHERIN G; GRANDCHAMP JP.1972; VIDE; FR.; DA. 1972; NO 157, SUPPL; PP. 119-126; BIBL. 3 REF.Serial Issue