AKESSON, T ALBROW, MG ALMEHED, S ANASSONTZIS, E BATLEY, R BENARY, O BOGGILD, H BOTNER, O BREUKER, H BURKERT, V CALLEN, B CAROSI, R CARTER, AA CARTER, JR and CHERNYATIN, V CHOI, Y CLELAND, WE DAGAN, S DAHLJENSEN, E and DAHLJENSEN, I DAMGAARD, G DOLGOSHEIN, B EIDELMAN, S and FABJAN, CW GAVRILENKO, I GOERLACH, U GOLOUBKOV, Y and HANSEN, KH HEDBERG, V IOANNOU, P JARLSKOG, G JENSEN, T and KALINOVSKY, A KANTSEROV, V KATSANEVAS, S KOURKOUMELIS, C and KROEGER, R KULKA, K LISSAUER, D LORSTAD, B MANELLI, I MARKOU, A MAYBUROV, S MCCUBBIN, NA MOLLER, R and MOLZON, W NEVSKY, P NIELSEN, BS OLSEN, LH OREN, Y and RESVANIS, LK SCHUKRAFT, J SHMELEVA, A SIDOROV, V SPECHT, H STUMER, I SULLIVAN, M THODBERG, HH THOMPSON, JA and WILLIAMSON, J WILLIS, WJ, SEARCH FOR DIRECT GAMMA-PRODUCTION AT LOW TRANSVERSE-MOMENTUM IN 63-GEV PP COLLISIONS, Physical Review D, (36), 2615-2623, 1987, AMERICAN PHYSICAL SOC, 2470-0010, 2470-0029