"Historien bakom Strv 103 "S"". Ointres.se (in Swedish). Archived from the original on 27 November 2014. Retrieved 15 November 2014. Cecil, M: Classic Military
Swedish army in 4 main variants: Stridsvagn (Strv) m/38, Stridsvagn m/39, Stridsvagn m/40L and Stridsvagn m/40K. L-60 - First variant produced and delivered