Beaubien, E. G. 1991. Phenology of vascular plant flowering in Edmonton and across Alberta, MSc thesis. University of Alberta, Edmonton.
Beaubien, E. G. and H. J. Freeland. 2000. Spring phenology trends in Alberta, Canada: links to ocean temperature. International Journal of Biometeorology 44:53-59.
Beaubien, E. G. and D. L. Johnson. 1994. Flowering Plant Phenology and Weather in Alberta, Canada. International Journal of Biometeorology 38:23-27.
Beaubien, E. G. and M. Hall-Beyer. 2003. Plant phenology in Western Canada; Trends and Links to the View from Space. 2003. Environmental Monitoring and Assessment 88: 419-429, 2003.
Bradley, N. L., A. C. Leopold, J. Ross, and W. Huffaker. 1999. Phenological changes reflect climate change in Wisconsin. Proceedings of the National Academy of Sciences of the United States of America 96:9701-9704.
Cayan, D. R., S. A. Kammerdiener, M. D. Dettinger, J. M. Caprio, and D. H. Peterson. 2001. Changes in the onset of spring in the western United States. Bulletin of the American Meteorological Society 82:399-415.
Chuine, I., and E. G. Beaubien. 2001. Phenology is a major determinant of tree species range. Ecology Letters 4:500-510.
Dillon, W. R. and M. Goldstein. 1984. Multivariate Analysis Methods and Applications. Wiley and sons, New York.
Linderholm, H. W. 2006. Growing season changes in the last century. Agricultural and Forest Meteorology 137:1-14.
Menzel, A. 2003. Plant phenological fingerprints. Pages 319-329 in M. D. Schwartz, editor. Phenology, an integrative environmental science. Kluwer Academic Publishers, Dordrecht, the Netherlands.
Parmesan, C., and G. Yohe. 2003. A globally coherent fingerprint of climate change impacts across natural systems. Nature 421:37-42.
Penuelas, J., and I. Filella. 2001. Phenology -Responses to a warming world. Science 294:793-4
Rathcke, B., and E. P. Lacey. 1985. Phenological Patterns of Terrestrial Plants. Annual Review of Ecology and Systematics 16:179-214.
Root, T. L., J. T. Price, K. R. Hall, S. H. Schneider, C. Rosenzweig, and J. A. Pounds. 2003. Fingerprints of global warming on wild animals and plants. Nature 421:57-60.
Rötzer, T., R. Grote, and H. Pretzsch. 2004. The timing of bud burst and its effect on tree growth. International Journal of Biometeorology 48:109-118.
Schwartz, M. D., and B. E. Reiter. 2000. Changes in North American spring. International Journal of Climatology 20:929-932.