On the number of solutions of linear equations in units of an algebraic number field.
On the number of solutions of the generalized Ramanujan-Nagell equation
On the numbers of solutions of weighted unit equations
On the power values of Stirling numbers
On the system of Diophantine equations and
On the System of Diophantine Equations X2 - 6y2 = -5 and x= 2z2 - 1.
On the Thue-Mahler equation II
On the zeros of linear recurrence sequences
On Thue's theorem.
On two theorems of Gelfond and some of their applications
On unit equations and decompsable form equations.
On values of a polynomial at arithmetic progressions with equal products