2026-07-072026-07-07http://salesiana.dossiersoluciones.com/handle/123456789/34925In this short note we comment about some criticisms - appeared in a recent paper by Iguchi et al - to our previous works on gravitational collapse of perfect fluids. We show that those criticisms are incorrect on their own.LaTeX, 2 pagesGeneral Relativity and Quantum Cosmologytext