EKSTEDT, Eskil. Karl Gratzer: Snabbmat i automat - småföretagandets villkor. Arbetsmarknad & Arbetsliv, [S. l.], v. 4, n. 4, p. 329–331, 2022. Disponível em: https://journals.lub.lu.se/aoa/article/view/24653. Acesso em: 3 jan. 2026.