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| 2009 | ||
|---|---|---|
| 2 | EE | S. H. Birkett: Directed bondgraphs and integral matroids. Simulation Modelling Practice and Theory 17(1): 50-68 (2009) |
| 1 | EE | S. H. Birkett: Regularity of bondgraphs and directed bondgraphs. Simulation Modelling Practice and Theory 17(1): 69-91 (2009) |