From Existence of generic cubic homoclinic tangencies for Hénon maps (by S. Kiriki & T. Soma), Ergod. Th. & Dynam. Sys., Published online: 08 May 2012 see http://goo.gl/4tJJ2
From C2-robust heterodimensional tangencies (by S. Kiriki & T. Soma), see arXiv:1109.4200 to appear in Nonlinearity
From C2-robust heterodimensional tangencies (by S. Kiriki & T. Soma), see arXiv:1109.4200, to appear in Nonlinearity