Erik Heitfield, Armando Levy. Parametric, semi-parametric and non-parametric models of telecommunications demand: An investigation of residential calling patterns. Information Economics and Policy, 13(3):311-329, 2001.
@article{HeitfieldL01, title = {Parametric, semi-parametric and non-parametric models of telecommunications demand: An investigation of residential calling patterns}, author = {Erik Heitfield and Armando Levy}, year = {2001}, researchr = {https://researchr.org/publication/HeitfieldL01}, cites = {0}, citedby = {0}, journal = {Information Economics and Policy}, volume = {13}, number = {3}, pages = {311-329}, }