@article{ASNSP_1988_4_15_2_169_0, author = {Arnold, Douglas N. and Scott, L. Ridgway and Vogelius, Michael}, title = {Regular inversion of the divergence operator with {Dirichlet} boundary conditions on a polygon}, journal = {Annali della Scuola Normale Superiore di Pisa - Classe di Scienze}, pages = {169--192}, publisher = {Scuola normale superiore}, volume = {Ser. 4, 15}, number = {2}, year = {1988}, mrnumber = {1007396}, zbl = {0702.35208}, language = {en}, url = {http://www.numdam.org/item/ASNSP_1988_4_15_2_169_0/} }