Author,Title,Journal,ISSN,Publisher,Date,Volume,Number,Page,URL,URL(DOI) FUJITA Ichiro,Measurement of River Flow by Non-contact Techniques and the Related Problems,Journal of Japan Society of Fluid Mechanics,0286-3154,The Japan Society of Fluid Mechanics,2007,26,1,5-12,https://cir.nii.ac.jp/crid/1390282679672807040,https://doi.org/10.11426/nagare1982.26.5