Autonomous Floor and Staircase Cleaning Framework by Reconfigurable sTetro Robot with Perception Sensors. - Anh Vu Le; Phone Thiha Kyaw; Rajesh Elara Mohan; Sai Htet Moe Swe; Ashiwin Rajendran; Kamalesh Boopathi; Khanh Nhan Nguyen Huu (J. Intell. Robotic Syst., 2021)