Williams, PR, and Clarke, PJ (2006) Fire history and soil gradients generate floristic patterns in montane sedgelands and wet heaths of gibraltar range national park. Proceedings of the Linnean Society of New South Wales, 127. pp. 27-38.

Williams, Paul R., Congdon, Robert A., Grice, Anthony C., and Clarke, Peter J. (2005) Effect of season of burning and removal of herbaceous cover on seedling emergence in a eucalypt savanna of north-eastern Australia. Austral Ecology, 30 (5). pp. 491-496.

Williams, Paul R., Congdon, Robert A., Grice, Anthony C., and Clarke, Peter J. (2005) Germinable soil seed banks in a tropical savanna: seasonal dynamics and effects of fire. Austral Ecology, 30 (1). pp. 79-90.

Williams, P.R., Congdon, Robert A., Grice, A.C., and Clarke, P.J. (2004) Soil temperature and depth of legume germination during early and late dry season fires in a tropical eucalypt savanna of north-eastern Australia. Austral Ecology, 29 (3). pp. 258-263.

Williams, Paul R., Congdon, Robert A., Grice, Anthony C., and Clarke, Peter J. (2003) Fire-related cues break seed dormancy of six legumes of tropical eucalypt savannas in north-eastern Australia. Austral Ecology, 28 (5). pp. 507-514.

Williams, Paul R., Congdon, Robert A., Grice, Anthony C., and Clarke, Peter J. (2003) Effect of fire regime on plant abundance in a tropical eucalypt savanna of north-eastern Australia. Austral Ecology, 28 (3). pp. 327-338.