The following publications are possibly variants of this publication:
- Note on upper bound graphs and forbidden subposetsKenjiro Ogawa, Satoshi Tagusari, Morimasa Tsuchiya. DM, 309(11):3659-3663, 2009. [doi]
- On double bound graphs and forbidden subposetsKenjiro Ogawa, Satoshi Tagusari, Morimasa Tsuchiya. endm, 24:267-271, 2006. [doi]
- On double bound graphs and forbidden subposetsKenjiro Ogawa, Satoshi Tagusari, Morimasa Tsuchiya. DM, 309(22):6353-6358, 2009. [doi]