@article{1206138142,
author = {Itano, Mitsuyuki and Yoshida, Kiyoshi},
title = {Energy inequalities and Cauchy problems for a system of linear partial differential equations},
journal = {Hiroshima Math. J.},
volume = {1},
number = {2},
year = {1971},
pages = { 75-108},
language = {en},
url = {http://dml.mathdoc.fr/item/1206138142}
}
Itano, Mitsuyuki; Yoshida, Kiyoshi. Energy inequalities and Cauchy problems for a system of linear partial differential equations. Hiroshima Math. J., Tome 1 (1971) no. 2, pp. 75-108. http://gdmltest.u-ga.fr/item/1206138142/