Two Ryutai : Ryutai (Fluid) and Ryutai (Particle)
2つのリュウタイ : 流体と粒体

Yutaka TSUJI
2008 TRANSACTIONS OF THE JAPAN SOCIETY OF MECHANICAL ENGINEERS Series B  
doi:10.1299/kikaib.74.1877 fatcat:z5dmjelbxvd7njmgi2ixkkekqm