ZEROMASS PLANEWAVES IN NONZERO GRAVITATIONAL BACKGROUNDS - SANDBERG, VD; RYAN, MP; MATZNER, RA; CHRZANOWSKI, PL (UNIV NACL AUTONOMA MEXICO,CTR ESTUDIOS NUCL,MEXICO CITY 20,MEXICO, 1977)
PHYTOPATHOLOGY
Keywords: ZERO MASS, PLANE WAVES, NONZERO, GRAVITATIONAL, BACKGROUNDS; MULTIDISCIPLINARIA; COSMOLOGIA Y COSMONOMIA; GRAVITACION