The following publications are possibly variants of this publication:
- Algorithms for the Homogeneous Set Sandwich ProblemCelina M. Herrera de Figueiredo, Guilherme Dias da Fonseca, Vinícius G. P. de Sá, Jeremy Spinrad. algorithmica, 46(2):149-180, 2006. [doi]
- The Homogeneous Set Sandwich ProblemMárcia R. Cerioli, Hazel Everett, Celina M. Herrera de Figueiredo, Sulamita Klein. ipl, 67(1):31-35, 1998. [doi]
- Note on the Homogeneous Set Sandwich ProblemCelina M. Herrera de Figueiredo, Vinícius G. P. de Sá. ipl, 93(2):75-81, 2005. [doi]
- Faster Deterministic and Randomized Algorithms on the Homogeneous Set Sandwich ProblemCelina M. Herrera de Figueiredo, Guilherme Dias da Fonseca, Vinícius G. P. de Sá, Jeremy Spinrad. wea 2004: 243-252 [doi]