1. Andersson, B., 1992, Forecasting Pinus sylvestris field mortality by freezing tests—methods and applications, Umea, The Swedish University of Agricultural Sciences, Department of Forest Genetics and Plant Physiology, 24 p. Ph.D. thesis.
2. Andersson, B., 1989, Effect of maternal soil treatment on first year growth and autumn hardiness of Pinus sylvestris full sib families, Scand. J. For. Res., 4:163–173.
3. Andersson, E., 1963, Seed stands and seed orchards in the breeding of conifers, Proceedings of the World Consultation on Forest Genetics and Tree Improvement, FAO/FORGEN, Paper 8 /1, 18 p.
4. Arno, S. F., and Hammerly, R. P. H., 1984, Timberline: Mountain and arctic forest frontiers, The Mountaineers, Seattle, Washington, 304 p.
5. Benecke, U., and Davis, M. R., eds., 1980, Mountain environments and subalpine tree growth, Forest Research Institute, New Zealand Forest Service, Christchurch, New Zealand, Tech. Paper No. 70.