Keck, K. D., Campbell, K. E., Chute, C. G., Elkin, P. L., Tuttle, M. S., & Cole, W. G. (1997). Supporting Postcoordination in an Electronic Problem List.

Keck, Kevin D., Keith E. Campbell, Christopher G. Chute, Peter L. Elkin, Mark S. Tuttle, and William G. Cole. Supporting Postcoordination in an Electronic Problem List. 1997.

Keck, Kevin D., et al. Supporting Postcoordination in an Electronic Problem List. 1997.