Biernat-Jarka A, Grzymska E. BARRIERS OF ENTERPRISES’ INNOVATIVENESS INCREASE IN POLAND ON THE EXAMPLE OF THE SME SECTOR. aspe [Internet]. 2010Mar.30 [cited 2024Dec.23];9(1):23-8. Available from: https://js.wne.sggw.pl/index.php/aspe/article/view/3866