1. Observations sur la date de l’autement de quelques provenances francaises d’epicea;Bouvarel;Ann. Ec. Eaux For. Nancy,1971
2. Bouvarel, P., 1974. L’adaptation écologique des arbres forestiers. Application á la sélection. In: Pesson, P. (Ed.), Ecologie forestiere. Gautther-Villars, Paris, pp. 155–173.
3. Bulmer, M.G., 1980. The Mathematical Theory of Quantitative Genetics. Oxford University Press, Oxford, p. 255.
4. Stem maintenance and construction respiration in Pinus ponderosa grown in different concentrations of atmospheric CO2;Carey;Tree Physiol.,1996
5. Stem respiration of Ponderosa pines grown in contrasting climates: implications for global climate change;Carey;Oekologia,1997