The following publications are possibly variants of this publication:
- A polynomial-delay algorithm for enumerating approximate solutions to the interval constrained coloring problemStefan Canzar, Khaled M. Elbassioni, Julián Mestre. jea, 18, 2013. [doi]
- Approximating the Interval Constrained Coloring ProblemErnst Althaus, Stefan Canzar, Khaled M. Elbassioni, Andreas Karrenbauer, Julián Mestre. swat 2008: 210-221 [doi]
- On the approximability of the maximum interval constrained coloring problemStefan Canzar, Khaled M. Elbassioni, Amr Elmasry, Rajiv Raman. disopt, 27:57-72, 2018. [doi]
- On the Approximability of the Maximum Interval Constrained Coloring ProblemStefan Canzar, Khaled M. Elbassioni, Amr Elmasry, Rajiv Raman. isaac 2010: 168-179 [doi]
- Approximation Algorithms for the Interval Constrained Coloring ProblemErnst Althaus, Stefan Canzar, Khaled M. Elbassioni, Andreas Karrenbauer, Julián Mestre. algorithmica, 61(2):342-361, 2011. [doi]