@article{10_4171_ifb_191,
     author = {Xiaofeng Ren and Juncheng Wei},
     title = {The critical mass constraint in the {Cahn{\textendash}Hilliard} equation},
     journal = {Interfaces and free boundaries},
     pages = {301--338},
     year = {2008},
     volume = {10},
     number = {3},
     doi = {10.4171/ifb/191},
     url = {http://geodesic.mathdoc.fr/articles/10.4171/ifb/191/}
}