1. Data saturation: The mysterious step in grounded theory method;Aldiabat;Qualitative Report,2018
2. Time on the trail, smartphone use, and place attachment among Pacific Crest Trail thru-hikers;Amerson;Journal of Leisure Research,2020
3. Monitoring visitors to natural areas in wintertime: Issues in counter accuracy;Andersen;Journal of Sustainable Tourism,2014
4. Recreational trails as a source of negative impacts on the persistence of keystone species and facilitation;Ballantyne;Journal of Environmental Management,2015
5. Case studies in qualitative research;Baxter,2010