Two types of multidimensional processes are defined. The first of these generalizes a univariate IFRA process due to Ross and relates to a multivariate concept of IFRA due to Esary and Marshall. The second of these relates to a multivariate concept of IFRA due to the present authors.
@article{1176994518,
author = {Block, Henry W. and Savits, Thomas H.},
title = {Multidimensional IFRA Processes},
journal = {Ann. Probab.},
volume = {9},
number = {6},
year = {1981},
pages = { 162-166},
language = {en},
url = {http://dml.mathdoc.fr/item/1176994518}
}
Block, Henry W.; Savits, Thomas H. Multidimensional IFRA Processes. Ann. Probab., Tome 9 (1981) no. 6, pp. 162-166. http://gdmltest.u-ga.fr/item/1176994518/