@article{Gielerak:2009,
author
=
"R.Gielerak",
title
=
"On the Borchers class of the two-dimensional sine-Gordon models",
journal
=
"Reports on Mathematical Physics",
volume
=
"Vol. 17",
number
=
"no 1",
pages
=
"41--54",
year
=
"1980",
}