Journal of the Korean Statistical Society
Journal of the Korean Statistical Society > 2011 > 40 > 4 > 437-449
Journal of the Korean Statistical Society > 2016 > 45 > 4 > 557-567
Journal of the Korean Statistical Society > 2011 > 40 > 4 > 437-449
Journal of the Korean Statistical Society > 2016 > 45 > 4 > 557-567