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"Collective additive tree spanners for circle graphs and polygonal graphs."
Feodor F. Dragan et al. (2012)
- Feodor F. Dragan, Derek G. Corneil, Ekkehard Köhler, Yang Xiang:
Collective additive tree spanners for circle graphs and polygonal graphs. Discret. Appl. Math. 160(12): 1717-1729 (2012)
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