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1. A Quartic Kernel for Pathwidth-One Vertex Deletion
   Geevarghese Philip, Venkatesh Raman, and Yngve Villanger
   In: Graph Theoretic Concepts in Computer Science - 36th International Workshop, WG 2010, Zar\'os, Crete, Greece, June 28-30, 2010 Revised Papers, Crete, Greece, 2010, 196-207
   [PDF: Download: pwone.pdf]