Piechocki, Maciej. “Sprawozdawczość Finansowa Mikro Jednostek W świetle Dyrektywy 2013 34 UE = Financial Reporting Micro Units in the Light of Directive 2013 34 EU”. Journal of Education, Health and Sport, vol. 6, no. 12, Dec. 2016, pp. 259-66, https://apcz.umk.pl/JEHS/article/view/4052.