Kandefer, Krzysztof. “INTERNET USE BY SMALL AND MEDIUM ENTERPRISES (SME) IN THEIR BUSINESS ACTIVITIES”. Acta Scientiarum Polonorum. Oeconomia 1, no. 1 (June 30, 2002): 169–182. Accessed December 22, 2024. https://aspe.sggw.edu.pl/article/view/1010.