The New Morris Method: an efficient second-order screening method. - Roger Allan Cropp; Roger D. Braddock (Reliab. Eng. Syst. Saf., 2002)

Application of sensitivity analysis to oil refinery emissions. - Joshua Matthew Whitcombe; Roger Allan Cropp; Roger D. Braddock; Igor E. Agranovski (Reliab. Eng. Syst. Saf., 2003)

The use of sensitivity analysis and genetic algorithms for the management of catalyst emissions from oil refineries. - Joshua Matthew Whitcombe; Roger Allan Cropp; Roger D. Braddock; Igor E. Agranovski (Math. Comput. Model., 2006)

Population Interactions in Ecology: A Rule-Based Approach to Modeling Ecosystems in a Mass-Conserving Framework. - Roger Allan Cropp; John Norbury (SIAM Rev., 2015)

Sequential boundary eigenvalue destabilisation (SeBEDes): An expert method for parameter screening and estimation in complex ecosystem models. - Roger Allan Cropp; Irene M. Moroz; John Norbury (Environ. Model. Softw., 2017)

Obligate Mutualism in a Resource-Based Framework. - Roger Allan Cropp; John Norbury (SIAM Rev., 2019)