A new approach to Young measure theory, relaxation and convergence in energy

Sychev, M. A.

Annales de l'I.H.P. Analyse non linéaire, Volume 16 (1999) p. 773-812

Young measure approach to characterization of behaviour of integral functionals on weakly convergent sequences by means of their integrands

Sychev, M.

Annales de l'I.H.P. Analyse non linéaire, Volume 15 (1998) p. 755-782