1
by Schättler, Heinz, Ledzewicz, Urszula
Published 2012
Springer New York
... and variety of fully worked out examples that range from the classical problem of minimum surfaces...

2
by Schättler, Heinz, Ledzewicz, Urszula
Published 2015
Springer New York
.... The power of geometric methods is illustrated with fully worked out complete global solutions...