How to cite 

Pautot G, Rangin C, Briais A, Wu Jl, Han Sq, Li Hx, Lu Yx, Zhao Jc (1990). The axial ridge of the south china sea - a seabeam and geophysical survey. Oceanologica Acta, 13(2), 129-143. Open Access version : https://archimer.ifremer.fr/doc/00131/24234/