Established in 1882 by Mittag-Leffler. In 1884-1914 had a supplement
Biblioteca Mathematica devoted to history of mathematics.
Y. Domar,
On the foundation of Acta Mathematica,
Acta Math. 148 (1982), 3-8.
J.E. Barrow-Green,
Gösta Mittag-Lefler and the foundation and
administration of Acta Mathematica,
Mathematics Unbound: The Evolution of an International Mathematics Research
Community, 1800-1945 (ed. K.H. Parshall and A.C. Rise), AMS/LMS, 2002, 139-164.