KOTOWICZ-JAWOR, Joanna; PIETREWICZ, Lesław; ZAJFERT, Michał; MĄCZYŃSKA, Elżbieta; BACZKO, Tadeusz; PUCHAŁA-KRZYWINA, Ewa; GRZELOŃSKA, Urszula. Innovativeness of Polish Economy in the Transitional Stage of Development. Poland: Lodz University Press,2019. DOI: 10.18778/8142-786-9. Disponível em: https://press.uni.lodz.pl/index.php/wul/catalog/book/941. Acesso em: 28 jan. 2026.