Shahzad N. Approximation and Leray-Schauder type results for ${\mathcal U}_{c}^{\kappa}$ maps. TMNA [Internet]. 2004 Dec. 1 [cited 2024 Jul. 22];24(2):337-46. Available from: https://apcz.umk.pl/TMNA/article/view/TMNA.2004.031