Das, Sandip

• The Electronic Journal of Combinatorics Volume 20, Issue 3 (2013) - Papers
  Recognition and Characterization of Chronological Interval Digraphs
  Abstract  PDF  source files  official source
• The Electronic Journal of Combinatorics Volume 30, Issue 1 (2023) - Papers
  A Homomorphic Polynomial for Oriented Graphs
  Abstract  PDF