A theoretical framework for BL Her stars - IV. New period-luminosity relations in the Rubin-LSST filtersSusmita Das, László Molnár, Róbert Szabó, Harinder P. Singh, Shashi M. Kanbur, Anupam Bhardwaj, Marcella Marconi and Radoslaw SmolecA&A, 695 (2025) A38DOI: https://doi.org/10.1051/0004-6361/202452465