@article{paperid:1024189,
author = {Vahidian Kamyad, Ali and Noori Skandari, Mohammad Hadi and Erfanian, Hamid Reza},
title = {A New Definition for Generalized First Derivative of Nonsmooth Functions},
journal = {Applied Mathematics},
year = {2011},
volume = {2},
number = {10},
month = {October},
issn = {2152-7385},
pages = {1252--1257},
			numpages = {5},
keywords = {Generalized Derivative; Smooth and Nonsmooth Functions; Fourier analysis; Linear Programming; Functional Optimization},
}