“Time prediction models and cost evaluation of cut-to-length (CTL) harvesting method in a mountainous forest”
Occurring in the Small-scale Forestry Journal. March 2012, Vol 11 (1). Authors: M Ghaffariyan, R Naghdi and M Nikooy. Access at http://www.springerlink.com/content/21001778w2002044/
“A detrimental soil disturbance prediction model for ground-based timber harvesting”
Occurring in the Canadian Journal of Forest Research. Published on the web 30 March 2012, 10.1139/x2012-034. Authors: D Reeves, M Reeves, A Abbott, D Page-Dumroese and M Coleman.
Access at http://www.nrcresearchpress.com/doi/abs/10.1139/x2012-034