The Fayet-Iliopoulos term in Type-I string theory and M-theory
(1998)
Gaugino condensation in M theory on S1/Z2
Physical Review D American Physical Society (APS) 57:12 (1998) 7529-7538
Implications of generalized Z-Z ' mixing
PHYS REV D 57:11 (1998) 6788-6792