Ruohomäki, A. (2017). A model T Ford, road barriers an a petition for a machine gun: The Police Force’s response to spirits smuggling between 1923 and 1932 in the Police Districts of Merikarvia and Siikainen. Tekniikan Waiheita, 35(4), 58–65. Noudettu osoitteesta https://journal.fi/tekniikanwaiheita/article/view/82347