• Tohyama M, Takahara S & Schuck P: Extended RPA with ground-state correlations. European Physical Journal A in press, arXiv:nucl-th/0311016
• Tohyama M & Schuck P: Eigenstates of the time-dependent density-matrix theory. European Physical Journal A 19: 215-220, 2004
• Tohyama M & Schuck P: Spurious modes in extended RPA theories. European Physical Journal A 19: 203-213, 2004
• Tohyama M & Umar A S: Quadrupole resonances in unstable oxygen isotopes in time-dependent density-matrix formalism. Physics Letters B 549: 72-78, 2002
• Tohyama M & Umar A S: Fusion window problem in time-dependent Hartree-Fock theory revisited. Physical Review C 65: 037601, 2002
• Tohyama M & Umar A S: Dipole resonances in oxygen isotopes in time-dependent density-matrix theory. Physics Letters B 516: 415-420, 2001
• Tohyama M: Collectivity of double giant resonances in extended RPA theories. Physical Review C 64: 067304, 2001
• Tohyama M: Double giant dipole resonances in time-dependent density-matrix theory. Physics Letters B484: 231-235, 2000
• Tohyama M: Monte Carlo algorithms for searching low-energy conformations of a model protein. Kyorin Journal of Arts and Sciences 17:1-10, 2000
• Tohyama M: Giant quadrupole resonances in time-dependent density-matrix theory. Nuclear Physics A657: 343-354, 1999
• Tohyama M: Medium effect on helix-coil transition of a model protein. Kyorin Journal of Arts and Sciences 16: 21-28, 1999
• Tohyama M: Double giant quadrupole resonance in time-dependent density-matrix theory. Progress of Theoretical Physics 100: 1293-1297, 1998
• Tohyama M: Correlated ground state and giant resonances built on it. Progress of Theoretical Physics 99: 109-118, 1998