Generalized quadratic mean Functions of Entire Functions Defined by Dirichlet Series J. S. Gupta; Shakti Bala — 1973 Δελτίο της Ελληνικής Μαθηματικής Εταιρίας
Generalized Quadratic mean Function of entire Functions Defined by Dirichlet series (I) J. S. Gupta; Shakti Bala — 1972 Δελτίο της Ελληνικής Μαθηματικής Εταιρίας
Growth numbers of Entire Functions Defined by Dirichlet Series J. S. Gupta; Shakti Bala — 1973 Δελτίο της Ελληνικής Μαθηματικής Εταιρίας
Derivative of generalized quadratic mean function of entire functions defined by Dirichlet series J. S. Gupta; Manjit Singh — 1973 Annales Polonici Mathematici
Arithmetic mean function of the real part of entire Dirichlet series I J. S. Gupta; Shakti Bala — 1975 Annales Polonici Mathematici
Maximum modulus function of derivatives of entire functions defined by Dirichlet series J. S. Gupta; D. K. Bhola — 1973 Commentationes Mathematicae Universitatis Carolinae
Errata: Maximum modulus function of derivatives of entire functions defined by Dirichlet series J. S. Gupta; D. K. Bhola — 1974 Commentationes Mathematicae Universitatis Carolinae
Generalized Quadratic Mean Function of Entire Functions Defined by Dirichlet Series (III) Shakti Bala; S. J Gupta — 1974 Δελτίο της Ελληνικής Μαθηματικής Εταιρίας