PIETRZYKOWSKI, Marcin - KRZAKLEWSKI, Wojciech. Functionality assessment of soil trophy index (ITGL) and vascular plant ecological indicator for site quality diagnosis in a sand mine excavation. In Acta Scientiarum Polonorum. - Poznaň : Wydawnictwo Akademii Rolniczej im. Augusta Cieszkowskiego, 2006. ISSN 1644-0722, 2006, vol. 5, no. 1, s. 47-56.