List of citations in Numdam for : On a fourth order equation in 3-D

ESAIM: Control, Optimisation and Calculus of Variations, Volume 8  (2002), p. 1029-1042

Yang, Paul; Zhu, Meijun

ESAIM: Control, Optimisation and Calculus of Variations, Volume 10 (2004) no. 2, p. 211-223