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A characterization of P4-comparability graphs |
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| Institution: | 1. Instituto de Matemática and COPPE, Universidade Federal do Rio de Janeiro, Brazil;2. Department of Physics and Computing, Wilfrid Laurier University, 75 University Avenue West, Waterloo, Ontario, Canada N2L 3C5;3. C.N.R.S., Laboratoire Leibniz-IMAG, 46 Avenue Félix Viallet, 38031 Grenoble Cedex, France |
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