J Ginibre, Y Tsutsumi - SIAM Journal on Mathematical Analysis, 1989 - SIAM
… H solutions of the Cauchy problem for the generalized Kortewegde Vries (KdV) equation … )
Korteweg-de Vries equation, and for a(p)=p2, (1.1’) is the modifiedKorteweg-de Vries equation…