@article{Kisielewicz:2009,
author
=
"M.Kisielewicz",
title
=
"On some application of Bogolubovs method for hyperbolic equations",
journal
=
"Annales Polonici Mathematici",
volume
=
"Vol. 30",
number
=
"no 3",
pages
=
"252--268",
year
=
"1975",
}