Reference

M. Zaballa Romero, Edith Stabentheiner, Dieter Grill, Walter Kosmus, W. Gossler, Reinhold Lazar (2005): The Use of Bioindication Plants for the Assessment of Air Pollutants in teh City of Cochabamba, Bolivia. – Phyton, Annales Rei Botanicae, Horn – 45_3: 405 - 415.