菅原寛孝
1659-1662. ISSN 0031-899X
Hirotaka Sugawara and Frank von Hippel, "Zero-Parameter Model of the N-N Potential", Physical Review, Vol.172, Issue 5, American Physical Society, August 25, 1968, pp.1764–1788. ISSN 0031-899X
Hirotaka Sugawara, "Theory of Currents-How to Break the Symmetry", Physical Review Letters, Vol.21, Issue 11, American Physical Society, September 9, 1968, pp.772–775. ISSN 0031-9007
Jiro Arafune and Hirotaka Sugawara, "Breakdown of the Pomeranchuk Theorem and the Behavior of the Leading J-Plane Singularity", Physical Review Letters, Vol.25, Issue 21, American Physical Society, November 23, 1970, pp.1516–1518. ISSN 0031-9007