Navrátil, J.; Lesjak, M.; Pícha, K.; Martinát, S.; Navratilová, J.; White Baravalle Gilliam, V. L.; Knotek, J.; Kučera, T.; Švec, R.; Balounová, Z.; Rajchard, J. The Importance of Vulnerable Areas With Potential Tourism Development: A Case Study of the Bohemian Forest and South Bohemia Tourism Regions. AGS 2014, 54, 115–130.