SZPACZEK, S. and MARCZAK, W. 2022. Are the Heat Capacities of Liquids Calculated from Speeds of Sound and $p_{ρ}T$ Relationships Reliable? A Comparison with the Reference Values and a Discussion of the Uncertainties. Archives of Acoustics. 47, 4 (Sep. 2022), 547–554. DOI:https://doi.org/10.24425/aoa.2022.142890.