@article{1183739950, author = {Mansfield, Richard}, title = {Sheaves and Normal Submodels}, journal = {J. Symbolic Logic}, volume = {42}, number = {1}, year = {1977}, pages = { 241-250}, language = {en}, url = {http://dml.mathdoc.fr/item/1183739950} }
Mansfield, Richard. Sheaves and Normal Submodels. J. Symbolic Logic, Tome 42 (1977) no. 1, pp. 241-250. http://gdmltest.u-ga.fr/item/1183739950/