Fetliński, Bartosz, Marcin Kieliszczyk, and Bartosz Janaszek. 2024. “Feasibility of Average Photon Energy (APE) in Performance Evaluation of PV Modules Equipped With IR Reflecting Filter”. Photonics Letters of Poland 16 (4):65-67. https://doi.org/10.4302/plp.v16i4.1302.