Hypoxia-resistance heterogeneity in tumours: the impact of geometrical characterization of environmental niches and evolutionary trade-offs. A mathematical approachGiulia Chiari, Giada Fiandaca and Marcello Edoardo DelitalaMath. Model. Nat. Phenom., 18 (2023) 18DOI: https://doi.org/10.1051/mmnp/2023023