Jurkiewicz, Tomasz, and Agnieszka Pobłocka. “Best Estimate IBNR Reserves in Non-Life Insurance - Proposals for the Calculation of the Solvency II”. Studia Oeconomica Posnaniensia, vol. 3, no. 11, Mar. 2026, pp. 36-51, https://doi.org/10.18559/SOEP.2015.11.3.