@article{10_4064_aa_26_3_213_216, author = {Graeme Cohen}, title = {Boundary conditions for expanding domains}, journal = {Acta Arithmetica}, pages = {213--216}, publisher = {mathdoc}, volume = {26}, number = {3}, year = {1974}, doi = {10.4064/aa-26-3-213-216}, language = {en}, url = {http://geodesic.mathdoc.fr/articles/10.4064/aa-26-3-213-216/} }