The following publications are possibly variants of this publication:
- Computing Steiner points for gradient-constrained minimum networksD. A. Thomas, J. F. Weng. disopt, 7(1-2):21-31, 2010. [doi]
- Gradient-Constrained Minimum Networks. III. Fixed TopologyMarcus Brazil, J. H. Rubinstein, Doreen A. Thomas, Jia F. Weng, Nicholas C. Wormald. jota, 155(1):336-354, 2012. [doi]
- Gradient-constrained minimum networks (II). Labelled or locally minimal Steiner pointsMarcus Brazil, D. A. Thomas, J. F. Weng. jgo, 42(1):23-37, 2008. [doi]