Module de continuité de la fonction de répartition de φ(n)/n Vincent Toulmonde (2006) Acta Arithmetica
Moment convergence and the law of iterated logarithm for additive functions István Berkes, Michel Weber (2006) Acta Arithmetica
Multiplicative functions with difference tending to zero Eduard Wirsing, Don Zagier (2001) Acta Arithmetica