@article{Szajna:2015,
author
=
"W.Szajna",
title
=
"Evaluation of the state of sandy soils on a sinkhole area with the use of noninvasive (MASW) and invasive (SDMT) tests",
journal
=
"Engineering Transactions",
volume
=
"Vol. 63",
number
=
"no. 1",
pages
=
"109--131",
year
=
"2015",
}