@article {MR2002265,
    AUTHOR = {Sarkis, Marcus and Tu, Xuemin},
     TITLE = {Singular function mortar finite element methods},
      NOTE = {Dedicated to Raytcho Lazarov},
   JOURNAL = {Comput. Methods Appl. Math.},
  FJOURNAL = {Computational Methods in Applied Mathematics},
    VOLUME = {3},
      YEAR = {2003},
    NUMBER = {1},
     PAGES = {202--218 (electronic)},
      ISSN = {1609-4840},
   MRCLASS = {65N30 (65N55)},
  MRNUMBER = {2002265 (2004g:65159)},
MRREVIEWER = {Dietrich Braess},
}