Lazarus, Magdalena, and Katarzyna Wszałek-Rożek. “Two Rare Halophyte Species: Aster Tripolium L. and Plantago Maritima L. On the Baltic Coast in Poland – Their Resources, Distribution and Implications for Conservation Management”. Biodiversity: Research and Conservation, vol. 41, June 2016, pp. 51-60, doi:10.1515/biorc-2016-0002.