Muneyuki Mutagami
- The history of prevention of flooding of the Kotsuki river, the changes in the characterities of the catchment area and the five stone-masonry bridges. In: Historical Studies in Civil Engineering, v. 17 ( 1997). (1997):
- The flood prevention measures of the Kotsuki river for a situation such as the heavy rainfall of August 1993 and the measures for the preservation of stone-masonry bridges. In: Historical Studies in Civil Engineering, v. 17 ( 1997). (1997):