@article{oai:nagoya.repo.nii.ac.jp:00031533, author = {Takahama, Heishichiro and Kawashima, Kin-Ichi}, issue = {2}, journal = {Memoirs of the Faculty of Engineering, Nagoya University}, month = {Feb}, pages = {227--245}, title = {An experimental study of vortex tubes}, volume = {12}, year = {1961} }