Global well-posedness and scattering for Skyrme wave maps
  We study equivariant maps corresponding to the classical Skyrme model and the Adkins-Nappi model, for which we prove global existence and scattering in critical Sobolev-Besov spaces. 
Dan-Andrei Geba, Kenji Nakanishi, and Sarada G. Rajeev
math.AP hep-th math-ph math.MP