@article{COCV_2018__24_4_1541_0, author = {Friedrich, Manuel}, title = {On a decomposition of regular domains into {John} domains with uniform constants}, journal = {ESAIM: Control, Optimisation and Calculus of Variations}, pages = {1541--1583}, publisher = {EDP-Sciences}, volume = {24}, number = {4}, year = {2018}, doi = {10.1051/cocv/2017029}, zbl = {1414.26032}, mrnumber = {3922431}, language = {en}, url = {http://archive.numdam.org/articles/10.1051/cocv/2017029/} }