Nagaoka Seiya, Islam Mohammad Raihanul, Okajima Kenji, Ishiguro Satoru, Ito Ryoei, Watanabe Ken, Ito Tetsu. MEASUREMENT OFARITHMETICAL MEAN ROUGHNESS OF CONCRETE BY TRANSCEIVERTYPE AERIAL ULTRASONIC SENSOR. INTERNATIONAL JOURNAL OF GEOMATE [Internet]. 2017 Nov. 30 [cited 2024 Apr. 19];13(39):61-6. Available from: https://geomatejournal.com/geomate/article/view/2910