@article{1176347385, author = {Haberman, Shelby J.}, title = {Concavity and Estimation}, journal = {Ann. Statist.}, volume = {17}, number = {1}, year = {1989}, pages = { 1631-1661}, language = {en}, url = {http://dml.mathdoc.fr/item/1176347385} }
Haberman, Shelby J. Concavity and Estimation. Ann. Statist., Tome 17 (1989) no. 1, pp. 1631-1661. http://gdmltest.u-ga.fr/item/1176347385/