author = { Harms, Vernon L AND Hooper, Donald F. AND Baker, Les },

title = { Four violets new to the Saskatchewan flora and other rare violets of east-central Saskatchewan },

publisher = {Biodiversity Heritage Library},

isbn = {0008-3550},

keywords = { Ecology, Evolution, Behavior and Systematics },

year = {1985},

url = { http://slubdd.de/katalog?TN_libero_mab2 }