kw.\*:("ASTRONOME AMATEUR")
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A MINIATURE SPECTROGRAPH - ITS CONSTRUCTION AND APPLICATION.WATKIS CJ.1976; J. BRIT. ASTR. ASS.; G.B.; DA. 1976; VOL. 86; NO 4; PP. 280-284Article
A METHOD OF BLINK COMPARISON USING STANDARD 35 MM PHOTOGRAPHIC EQUIPMENT.MARTYS CR.1976; J. BRIT. ASTR. ASS.; G.B.; DA. 1976; VOL. 86; NO 4; PP. 277-279; BIBL. 3 REF.Article
