Gaugino Condensation in M-theory on S^1/Z_2
(1997)
On the Four-Dimensional Effective Action of Strongly Coupled Heterotic String Theory
(1997)
U-duality Covariant M-theory Cosmology
(1997)
U-duality symmetries from the membrane world-volume
Nuclear Physics B Elsevier 502:1-2 (1997) 191-223
String and M-theory cosmological solutions with Ramond forms
Nuclear Physics B Elsevier 495:1-2 (1997) 365-399