Editorial Board. “Annales Academiæ Scientiarum Fennicæ. Series A. I. Mathematica. 1-400, 1941-1967. Inhalts- Und Verfasserverzeichnis. List of Contents With Author Index”. Annales Fennici Mathematici, no. 400, Jan. 1967, doi:10.5186/aasfm.1967.400.