Author,Title,Journal,ISSN,Publisher,Date,Volume,Number,Page,URL,URL(DOI) Oikawa Kazumi and Tsuchiya Takeshi,A Method of Off-Line Teaching for Corridor Environment with Freehand Maps.,Journal of the Robotics Society of Japan,02891824,The Robotics Society of Japan,1999,17,5,704-713,https://cir.nii.ac.jp/crid/1390282679701985920,https://doi.org/10.7210/jrsj.17.704