Global bifurcation results for a semilinear biharmonic equation on all of ℝ N . Stavrakakis, N.M.; Zographopoulos, N. — 1999 Zeitschrift für Analysis und ihre Anwendungen
Existence results for quasilinear elliptic systems in ℝ N . Stavrakakis, N.M.; Zographopoulos, N.B. — 1999 Electronic Journal of Differential Equations (EJDE) [electronic only]