@article{10_4064_sm_142_1_47_63, author = {Ant\'onio Caetano}, title = {Approximation by functions of compact support in {Besov-Triebel-Lizorkin} spaces on irregular domains}, journal = {Studia Mathematica}, pages = {47--63}, publisher = {mathdoc}, volume = {142}, number = {1}, year = {2000}, doi = {10.4064/sm-142-1-47-63}, language = {en}, url = {http://geodesic.mathdoc.fr/articles/10.4064/sm-142-1-47-63/} }