About the Oscillatory Flow Phenomenon within 3D Cylindrical Annulus: Critical Buoyancy and Annulus’ Aspect Ratio for Oscillation StabilityKarim Ragui, Rachid Bennacer and Abdelkader BoutraMATEC Web Conf., 307 (2020) 01040DOI: https://doi.org/10.1051/matecconf/202030701040