@article{Scheven:91308,
      author       = "Scheven, C. ",
      title        = "<a
                      href="/search?f=title&p=Elliptic%20obstacle%20problems%20with%20measure%20data%20potentials%20and%20low%20order%20regularity&sc=1&ln=en">Elliptic
                      obstacle problems with measure data : potentials and low
                      order regularity</a>",
}