@Article{asr-3-127-2009,
AUTHOR = {Jatczak, K. and Walawender, J.},
TITLE = {Average rate of phenological changes in Poland according to climatic changes – evaluation and mapping},
JOURNAL = {Advances in Science and Research},
VOLUME = {3},
YEAR = {2009},
PAGES = {127--131},
URL = {http://www.adv-sci-res.net/3/127/2009/},
DOI = {10.5194/asr-3-127-2009}
}