@InCollection{Urbanowski:2011,
author
=
"K.Urbanowski and J.Piskorski",
title
=
"Energy of unstable states at long times",
pages
=
"392--397",
year
=
"2011",
booktitle
=
"Particle physics at the year of astronomy : dedicated to the late academician Alexey Sissakianproceedings of the fourteenth Lomonosov conference on elementary particle physics ISBN: 9789814329675",
editor
=
"ed. A. I. Studenkin",
publisher
=
"World Scientific",
address
=
"Singapore",
}