Fingers' Range and Comfortable Area for One-Handed Smartphone Interaction Beyond the Touchscreen. Proceedings of the 2018 CHI Conference on Human Factors in Computing Systems, 31:1--31:12, ACM, New York, NY, USA, 2018. [PUMA: finger smartphone visus:mayersn visus:leht one-handed, area, comfortable vis(us) vis-sks range, visus:henzens] URL