Chen, Chieh-YuChieh-YuChenHung, Ya-FeiYa-FeiHungHSUEH-I LU2020-05-042020-05-042008https://scholars.lib.ntu.edu.tw/handle/123456789/488627Visibility Representations of Four-Connected Plane Graphs with Near Optimal Heights.conference paper10.1007/978-3-642-00219-9_8https://doi.org/10.1007/978-3-642-00219-9_8