Progress of Theoretical Physics Vol. 13 No. 2 (1955) pp. 222–224:Relativistic Hydrodynamics Equivalent to the Dirac Equation Takehiko Takabayasi Progress of Theoretical Physics Vol. 18 No. 6 (1957) pp. 573–590:Description of Pauli Matter as a Continuous Assembly of Small Rotating Bodies Takehiko Takabayasi and Jean-Pierre Vigier
Progress of Theoretical Physics Vol. 10 No. 1 (1953) pp. 121-122 Equivalence between the Formulation of Quantum Mechanics in terms of Quantum Potential and the One in terms of Markoff-like Process Takehiko Takabayasi Progress of Theoretical Physics Vol. 10 No. 1 (1953) pp. 122-124 Subsidiary Conditions in the Phase-space Representation of Quantum Mechanics Takehiko Takabayasi Progress of Theoretical Physics Vol. 11 No. 4 (1954) pp. 341-373 The Formulation of Quantum Mechanics in terms of Ensemble in Phase Space Takehiko Takabayasi
Progress of Theoretical Physics Vol. 34 No. 3 (1965) pp. 462–472 Explicit Representation of the Transformation Property of Physical Quantity of Dirac Electron with the Hyperbolic Metric of Velocity Hisaiti Yamasaki Progress of Theoretical Physics Vol. 36 No. 1 (1966) pp. 72–85 A New Derivation of Classical Models of the Spinning Electron from the WKB Solutions to the Pauli and Dirac Equations Hisaiti Yamasaki Progress of Theoretical Physics Vol. 39 No. 2 (1968) pp. 372–393 The Frenkel-Kramers Model and the Zitterbewegung in the Extended Heisenberg Picture of the Dirac Electron Hisaiti Yamasaki
Progress of Theoretical Physics Vol. 31 No. 2 (1964) pp. 324–325 An Extension of Feynman-Bunge-Corben's Relation regarding the Position-Operator of Dirac Electron to Arbitrary Operators. II Hisaiti Yamasaki Progress of Theoretical Physics Vol. 34 No. 3 (1965) pp. 462–472 Explicit Representation of the Transformation Property of Physical Quantity of Dirac Electron with the Hyperbolic Metric of Velocity Hisaiti Yamasaki Progress of Theoretical Physics Vol. 36 No. 1 (1966) pp. 72–85 A New Derivation of Classical Models of the Spinning Electron from the WKB Solutions to the Pauli and Dirac Equations Hisaiti Yamasaki Progress of Theoretical Physics Vol. 39 No. 2 (1968) pp. 372–393 The Frenkel-Kramers Model and the Zitterbewegung in the Extended Heisenberg Picture of the Dirac Electron Hisaiti Yamasaki