H.  Scholz, ?The weedy representatives of Proso Millet (Panicum miliaceum, Poaceae) in Central Europe?, Thaiszia, vol. 1, pp. 31 - 41, 1991.

J.  Ma, ?A Revision of Euonymus (Celastraceae)?, Thaiszia, vol. 11, pp. 1 - 264, 2001.

Z.  Gudzhinskas, ?The immigration and distribution of Iva xanthiifolia Nutt. in Lithuania?, Thaiszia, vol. 1, pp. 43 - 48, 1991.

Z.  Gudzinskas, ?Genus Ambrosia L. (Asteraceae) in Lithuania?, Thaiszia, vol. 3, pp. 89 - 96, 1993.