@article{10_1017_S0017089508004588,
     author = {KANDILAKIS, D. A. and MAGIROPOULOS, M. and ZOGRAPHOPOULOS, N.},
     title = {EXISTENCE {AND} {BIFURCATION} {RESULTS} {FOR} {FOURTH-ORDER} {ELLIPTIC} {EQUATIONS} {INVOLVING} {TWO} {CRITICAL} {SOBOLEV} {EXPONENTS}},
     journal = {Glasgow mathematical journal},
     pages = {127--141},
     year = {2009},
     volume = {51},
     number = {1},
     doi = {10.1017/S0017089508004588},
     url = {http://geodesic.mathdoc.fr/articles/10.1017/S0017089508004588/}
}