Nakazawa K, Yano H, Miyashita M (1994): Ground reaction forces during walking in water. Medicine and Science in aquatic sports. Miyashita M et al (eds), 28-34, S. Karger, Basel, Switzerland
Nakazawa K, Yoshida M, Yano H (1992): Ground reaction forces during walking in water. Nat Rehab Res Bull Jpn 13: 105-108
Nakazawa K, Yamamoto S, Ono T, Yano H (1994): Coordination of leg muscle activities during walking in water. Nat Rehab Res Bull Jpn 15: 117-120