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 Christian Prins and Samir Bouchenoua. A memetic algorithm solving the VRP, the CARP and general routing problems with nodes, edges and arcs. In W Hart, N Krasnogor, and J Smith, editors, Recent Advances in Memetic Algorithms, Studies in Fuzziness and Soft Computing, pages 65–85. Springer, 2004.
 Lukas Bach, Geir Hasle, Sanne Wøhlk: A Lower Bound for the Node, Edge, and Arc Routing Problem. Computers & Operations Research 40 (2013) 943–952.
 G. Hasle, O. Kloster, M. Smedsrud and K. Gaze, Experiments on the node, edge, and arc routing problem. Technical report A23265, SINTEF, May 2012. ISBN 978-82-14-05288-6 (444 KB).
 R. Pandi and B. Muralidharan (1995). A capacitated general routing problem on mixed networks. Computers & Operations Research, 22(5):465 – 478.
 J. C. A. Gutiérrez, D. Soler, and Antonio Hervás (2002). The capacitated general routing problem on mixed graphs. Revista Investigacion Operacional, 23(1):15 – 26, 2002.
 A. Bosco, D. Lagana, R. Musmanno, and F. Vocaturo. Modeling and solving the mixed capacitated general routing problem. Optimization Letters, October 2013, Volume 7, Issue 7, pp 1451-1469.
Published June 12, 2012