Citations
Knoop et al., 2015
Tanaka et al., 2016
Goh et al., 2019
Alnahdi et al., 2012
Urquhart et al., 2011
Brosseau et al., 2017
Brandt, 2003
Deyle et al., 2000
Cheing & Hui-Chan, 2004
Teo et al., 2020
APTA's Economic Value Report, 2023