Ojala, Stina, Riitta Lahtinen, and Helinä Hirn. “Tactile Maps – Finnish O&M instructors’ Experiences on Usability and Accessibility”. Finnish Journal of eHealth and eWelfare 9, no. 4 (November 29, 2017): 313–321. Accessed May 2, 2024. https://journal.fi/finjehew/article/view/65134.