1. Åkerblom, K., 1923. Kvevlax historia [The history of Kvevlax, in Swedish]. Vasa, 301 pp.
2. Åkerblom, K., 1941. Korholms historia I [The history of Korsholm, in Swedish], Vasa.
3. Åkerblom, K., 1943. Vassor bys historia I [The history of the village of Vassor I, in Swedish]. Vasa, 254 pp.
4. Åkerblom, K., 1973. Vassor bys historia II [The history of the village of Vassor II, in Swedish]. Vasa, 319 pp.
5. Alasaarela, E., 1985. Kyrön- ja Lapuanjoen veden laatun muuttuminen [Changes in the water quality of the rivers Kyrönjoki and Lapuanjoki, in Finnish]. In; Kytösavut XV. pp. 276–282. Etelä-Pohjanmaan maakuntaliiton julkaisu. Kurikka, Finland.