P. KARTHIKEYAN; R.ARUL. Stability for impulsive implicit Hadamard fractional differential equations. Malaya Journal of Matematik, India, v. 6, n. 01, p. 28–33, 2018. DOI: 10.26637/MJM0601/0004. Disponível em: https://www.malayajournal.org/index.php/mjm/article/view/767. Acesso em: 16 jul. 2024.