GEOLOGIC SETTING OF OIL SHALE DEPOSITS AND WORLD PROPECTS.DUNCAN DC.1967; 7TH.WORLD.PETROL.CONGR.MEXICO.67.PROC.3.BARKING.ESSEX.ELSEVIER.PUBL.C; 1967, P. 659 A 667Miscellaneous

THE ROLE OF POSTURE IN THE NATRIURESIS OF WATER IMMERSION IN NORMAL MANEPSTEIN M; DUNCAN DC; MEEK BE et al.1973; PROC. SOC. EXPER. BIOL. MED.; U.S.A.; DA. 1973; VOL. 142; NO 1; PP. 124-127; BIBL. 13REF.Serial Issue

LES RESERVES ENERGETIQUES DES ETATS-UNISTHEOBALD PK; SCHWEINFURTH SP; DUNCAN DC et al.1972; CHARBON. FR., REV. PRESSE ETRANG.; FR.; 1972(9), P. 5 A 6Serial Issue