Rakotomanana, L. R. “Theoretical Models of Micro-Cracked Continua: Discontinuity of Scalar and Vector Fields”. Technische Mechanik - European Journal of Engineering Mechanics, vol. 20, no. 2, Sept. 2019, pp. 159-68, https://journals.ub.ovgu.de/index.php/techmech/article/view/1081.