@article{1077374804,
author = {Halperin, Israel},
title = {Interlocking dilations},
journal = {Duke Math. J.},
volume = {30},
number = {1},
year = {1963},
pages = { 475-484},
language = {en},
url = {http://dml.mathdoc.fr/item/1077374804}
}
Halperin, Israel. Interlocking dilations. Duke Math. J., Tome 30 (1963) no. 1, pp. 475-484. http://gdmltest.u-ga.fr/item/1077374804/