Evaluating limiting factors for people with disabilities using mobility assistive technologies to enjoy national parks: comparative findings between Canada and Spain - Mª José Aguilar; Eric Gielen; María Concepción Vallés Planells; Francisco Galiana Galán; Gabriel Riutort Mayol (First International Future Challenges in Sustainable UrbanPlanning & Territorial Management: Proceedings of the SUPTM 2022 conference, 2022)