1.
Świadek A, Gorączkowska J. Sources, Obstacles and Effects of Innovation Activities in the Lubuskie Region in 2009-2011 – Probit Modeling. OeC [Internet]. 2013 Mar. 1 [cited 2024 Jul. 18];4(1):79-9. Available from: https://apcz.umk.pl/OeC/article/view/OeC.2013.006