A theoretical framework for BL Her stars - II. New period-luminosity relations in Gaia passbands Susmita Das, László Molnár, Shashi M. Kanbur, Meridith Joyce, Anupam Bhardwaj, Harinder P. Singh, Marcella Marconi, Vincenzo Ripepi and Radoslaw Smolec A&A, 684 (2024) A170 Published online: 19 April 2024 DOI: 10.1051/0004-6361/202348280