A sum involving the function of Möbius
A survey of gcd-sum functions.
A Tauberian theorem for the Ingham summation method
A theorem in asymptotic number theory
A Turán-Kubilius type inequality on sum sets
A two-sides omega-theorem for an asymmetric divisor problem.
A variant of Selberg's asymptotic formula.
A weighted sieve of Brun's type
A weighted sieve of Greaves' type I
A weighted sieve of Greaves' type II
About a theorem of Paolo Codecà's and omega estimates for arithmetical convolutions. Second part
Abschätzungen für die Funktion ... (x,y) in algebraischen Zahlkörpern.
Abschätzungen ganzzahliger Polynome auf dem Intervall [0, 1].
Abschätzungen von Summen über multiplikative Funktionen.
Abundant numbers and the Riemann hypothesis.
Acknowledgment of priority: "On some problems of Mąkowski-Schinzel and Erdős concerning the arithmetical functions ϕ and σ" (Colloq. Math. 92 (2002), 111-130)
Addendum and Corrigendum to the paper "Mean value theorems for a class of arithmetic functions"
Addendum to “On the problem”
Addendum to Ramachandra's paper "Some problems of analytic number theory, I"
Additive functions monotonic on the set of primes