Optimal additive Schwarz preconditioning for hypersingular integral equations on locally refined triangulations.Published in:Calcolo, 2017, v. 54, n. 1, p. 367, doi. 10.1007/s10092-016-0190-3By:Feischl, Michael;Führer, Thomas;Praetorius, Dirk;Stephan, ErnstPublication type:Article