Biharmonic or polyharmonic curves and surfaces in 3-dimensional contact manifolds are investigated.
@article{bwmeta1.element.bwnjournal-article-doi-10_4064-cm100-2-2, author = {Jun-ichi Inoguchi}, title = {Submanifolds with harmonic mean curvature vector field in contact 3-manifolds}, journal = {Colloquium Mathematicae}, volume = {100}, year = {2004}, pages = {163-179}, zbl = {1076.53065}, language = {en}, url = {http://dml.mathdoc.fr/item/bwmeta1.element.bwnjournal-article-doi-10_4064-cm100-2-2} }
Jun-ichi Inoguchi. Submanifolds with harmonic mean curvature vector field in contact 3-manifolds. Colloquium Mathematicae, Tome 100 (2004) pp. 163-179. http://gdmltest.u-ga.fr/item/bwmeta1.element.bwnjournal-article-doi-10_4064-cm100-2-2/