Primitive divisors of the expression An - Bn in algebraic number fields. A. Schinzel — 1974 Journal für die reine und angewandte Mathematik
Addendum to the paper:"On two theorems of Gelfond and some of their applications" (Acta Arith. 13 (1967), pp. 177-236) A. Schinzel — 1990 Acta Arithmetica
Correction a la communication "Solution d'un problème de K. Zarankiewicz..." A. Schinzel — 1964 Colloquium Mathematicae
Hasse's principle for systems of ternary quadratic forms and for one biquadratic form A. Schinzel — 1983 Studia Mathematica
On the number of irreducible factors of a polynomial II A. Schinzel — 1983 Annales Polonici Mathematici
On the congruence f(x) + g(y) + c ≡ 0 (mod xy) (completion of Mordell's proof) A. Schinzel — 2015 Acta Arithmetica Assertions on the congruence f(x) + g(y) + c ≡ 0 (mod xy) made without proof by Mordell in his paper in Acta Math. 88 (1952) are either proved or disproved.
On values of the Mahler measure in a quadratic field (solution of a problem of Dixon and Dubickas) A. Schinzel — 2004 Acta Arithmetica