@inproceedings{HCI-SHI-1993-RenM,
	author        = "Xiangshi Ren and Shinji Moriya",
	booktitle     = "{Proceedings of the Fifth International Conference on Human-Computer Interaction. Volume 2: Software and Hardware Interfaces}",
	isbn          = "0-444-89540-X",
	pages         = "1028--1033",
	publisher     = "{Elsevier}",
	title         = "{The Minimal Sizes and the Quasi-Optimal Sizes for the Input Square During Pen-Input of Characters}",
	year          = 1993,
}