Jurek, Adam. “The Conceptions of Negative States of Affairs (Meinong, Reinach, Ingarden)”. Acta Universitatis Lodziensis. Folia Philosophica. Ethica-Aesthetica-Practica, no. 22 (January 1, 2009): 135–148. Accessed July 22, 2024. https://czasopisma.uni.lodz.pl/philosophica/article/view/18822.