Shota Yamanaka, Hiroaki Shimono, Homei Miyashita. Towards More Practical Spacing for Smartphone Touch GUI Objects Accompanied by Distractors. In Bongshin Lee, Geehyuk Lee, Stacey Scott, Melanie Tory, Jeonghyun Kim, editors, Proceedings of the 2019 ACM International Conference on Interactive Surfaces and Spaces, ISS 2019, Daejeon, South Korea, November 10-13, 2019. pages 157-169, ACM, 2019. [doi]