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Algorithms for finding optimum trees: Description, use and evaluation

P. M. Camerini, G. Galbiati and F. Maffioli

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An optimal pram algorithm for a spanning tree on trapezoid graphs

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Journal of Applied Mathematics and Computing, 2003, Volume 12, Numbers 1-2, Pages 21-29

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Minimum Spanning Trees with Sums of Ratios

Christopher C. Skiscim and Susan W. Palocsay

Journal of Global Optimization, 2001, Volume 19, Number 2, Pages 103-120

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Optimal worst case trees

Edward A. Bender, Cheryl E. Praeger and Nicholas C. Wormald

Acta Informatica, 1987, Volume 24, Number 4, Pages 475-489

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Simultaneous Optimization for Concave Costs: Single Sink Aggregation or Single Source Buy-at-Bulk

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Algorithmica, 2005, Volume 43, Numbers 1-2, Pages 5-15

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Rhodopechys obsoleta (desert finch): a pale ancestor of greenfinches (Carduelis spp.) according to molecular phylogeny

Jorge Zamora, Ernesto Lowy, Valentin Ruiz-del-Valle, Juan Moscoso and Juan Ignacio Serrano-Vela, et al.

Journal of Ornithology, 2006, Volume 147, Number 3, Pages 511-512

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