1. Akbulut R, Ucar Z, Bettinger P, Merry K, Obata S (2017) Effects of forest thinning on static horizontal position accuracy collected with a mapping-grade GNSS receiver. Math Comput For Nat Resour Sci 9: 14-21
2. Andreas H, Abidin HZ, Sarsito DA, Dhota P (2019) Study the capabilities of RTK Multi GNSS under forest canopy in regions of Indonesia. E3S Web Conf 94
3. Bates D, Mächler M, Bolker B, Walker S (2015) Fitting linear mixed-effects models using lme4. J Stat Softw 67: 1-48
4. Bettinger P, Merry KL (2012) Influence of the juxtaposition of trees on consumer-grade GPS position quality. Math Comput For Nat Resour Sci 4: 81-91
5. Crawley MJ (2002) Statistical computing: an introduction to data analysis using S-Plus. Wiley.