@article{articledd6fc843,
title   = {A note on asymptotic smoothness of the extensions of Zadeh},
author = {Barros, Laécio Carvalho de and Oliveira, Suzana A. and Tonelli, Pedro Aladar},
year = {2002},
doi = {10.4067/S0716-09172002000200003},
journal   = {Proyecciones. Revista de Matematica}
}