菅原寛孝
14, Issue 10, American Physical Society, November 15, 1976, pp.2764–2772. ISSN 1550-7998
Sandip Pakvasa and Hirotaka Sugawara, "Evading the axion without massless quarks", Physical Review D, Vol.19, Issue 7, American Physical Society, April 1, 1979, pp.2225–2226. ISSN 1550-7998
Hirotaka Sugawara, "Dynamical calculation of quark, lepton, and gauge-boson masses", Physical Review D, Vol.30, Issue 11, American Physical Society, December 1, 1984, pp.2396–2407. ISSN 1550-7998
Hirotaka Sugawara, "String in curved space: Use of spinor representation of a noncompact group", Physical Review Letters, Vol.56, Issue 2, American Physical Society, January 13, 1986, pp.103–106. ISSN 0031-9007