1.		Canyoning adventure recreation in the Blue Mountains World Heritage Area (Australia): The canyoners and canyoning trends over the last decade / Nigel Hardiman, Shelley Burgin Autor: Hardiman, Nigel Coautor: ; Burgin, Shelley COTA(S): RE-1193
2.		Empirical analysis of media versus environmental impacts on parck attendance / Kimberely L. Morgan, Sherry L. Larkin, Charles M. Adams Autor: Morgan, Kimberly L. Coautor: ; Larkin, Sherry L. Adams, Charles M. COTA(S): RE-1193