Żabka, A. and Hoza, B. (2016) “IT Tools Used to Reduce the VAT Loophole– JPK_VAT, STIR, Split Payment Mechanism”., Scientific Journal of Bielsko-Biala School of Finance and Law. Bielsko-Biała, PL, 22(3), pp. 26–30. doi: 10.5604/01.3001.0012.7775.