with Strumillo, P. , Baranski, P. , Skulimowski, P. , Korbel, P. , Owczarek, M. , Tomalczyk, K. , Moldoveanu, A. , Unnthorsson, R. , 2018, Different approaches to aiding blind persons in mobility and navigation in the "naviton" and "sound of vision" projects, in E. Pissaloux (ed.), Mobility of visually impaired people, Dordrecht, Springer, pp. 435-468.