E.G. Abal, N. Loneragan, P. Bowen, C.J. Perry, J.W. Udy, W.C. Dennison,
Physiological and morphological responses of the seagrass Zostera capricorni Aschers, to light intensity Journal of Experimental Marine Biology and Ecology. ,vol. 178, pp. 113- 129 ,(1994) ,
10.1016/0022-0981(94)90228-3