Karamanos, N.K. & Manouras, A. & Politou, D. & Gritsoni, P. & Tsegendidis, T. (1991)
Isolation and high-performance liquid chromatographic analysis of ray (Raja clavata) skin glycosaminoglycans. Comparative Biochemistry and Physiology – Part B, Comparative Biochemistry, 100(4), 827–832
DOI: 10.1016/0305-0491(91)90298-r