The following publications are possibly variants of this publication:
- On strict-double-bound numbers of caterpillarsKenjiro Ogawa, Yuhei Shiraki, Satoshi Tagusari, Morimasa Tsuchiya. dmaa, 7(3), 2015. [doi]
- Note on strict-double-bound numbers of nearly complete graphs missing some edgesKenjiro Ogawa, Ryoko Soejima, Satoshi Tagusari, Morimasa Tsuchiya. DM, 312(3):584-587, 2012. [doi]