Media type: E-Article Title: Variable Selection in Joint Mean and Dispersion Models via Double Penalized Likelihood Contributor: Charalambous, Christiana; Pan, Jianxin; Tranmer, Mark imprint: Springer Science and Business Media LLC, 2014 Published in: Sankhya B Language: English DOI: 10.1007/s13571-014-0079-6 ISSN: 0976-8386; 0976-8394 Keywords: Applied Mathematics ; Statistics, Probability and Uncertainty ; Statistics and Probability Origination: Footnote: