Time Series and Spectral Analysis of Thermoacoustic Oscillations for Propane-Oxyfuel Combustion in a Swirl-Stabilized, Nonpremixed Combustor - Qazi Talal; Zubairu Abubakar; M. Raghib Shakeel; Mohammed Saad AlSwat; Esmail M.A. Mokheimer (ACS Omega, 2023)