GULATI, H. C. Some Recurrence Formulae for G-function of Two Variables-II. Defence Science Journal, [S. l.], v. 21, n. 4, p. 235–240, 2014. DOI: 10.14429/dsj.21.6280. Disponível em: https://publications.drdo.gov.in/ojs/index.php/dsj/article/view/6280. Acesso em: 20 aug. 2025.