@article{Olshtynska_2016
author = {Olexandra P. Olshtynska and T.A. Stefanskaya },
title = {The First Record of Bacillariophyta Imprintson Shells of Foraminifera Spiroplectammina Cushman (Lower Oligocene of Southern Ukraine) },
journal = {International Journal on Algae},
issn = {1521-9429},
year = {2016},
volume = {18},
number = {3},
pages = {287--300}
}