The "autonomist flag". Party flag of the Ludaks (Hlinka's Slovak People's Party) from 1938 to 1945, their paramilitary Organisation Hlinka Guard and their youth Organisation Hlinka Youth, variant
Own work

Vojtech Karpáty: Slovenská politická symbolika 1939–1945 [= The Slovak political symbolism 1939–1945]. In: Peter Sokolovič (Ed.): Od Salzburgu do vypuknutia Povstania. Slovenská republika 1939–1945 očami mladých historikov VIII [= From Salzburg to the breakout of the Uprising. The Slovak Republic 1939–1945 in the eyes of the young historians VIII]. Ústav pamäti národa, Bratislava 2009, ISBN 978-80-89335-21-3, p. 31–47, detailed description on p. 38, ref. 13.
Ladislav Vrtel: Štátné symboly v rokoch 1938–1945. Česko-Slovensko, Slovensko, Protektorát Čechy a Morava, Podkarpatská Rus [= State Symbols in the years 1938–1945. Czecho-Slovakia, Slovakia, Protactorate of Bohemia and Moravia, Carpathian Ruthenia]. VEDA, Bratislava 2020, ISBN 978-80-224-1835-5, p. 54–56. (Slovak)
Ladislav Vrtel: Osem storočí slovenskej heraldiky [= Eight Centuries of Slovak Heraldry]. Vydavateľstvo Matice Slovenskej, Martin 2017, ISBN 978-80-8115-247-4, p. 230. (Slovak)
Picture of the flag.
Poster of the flag.
Fry1989, recoloured by NordNordWest