On the Measurement of the Ratio of the Specific Heats Using Small Volumes of Gas. The Ratios of the Specific Heats of Air and of Hydrogen at Atmospheric Pressure and at Temperatures between 20° C. and - 183° C.J. H. Brinkworth · Proceedings of the Royal Society of London. Series A, Containing Papers of a Mathematical and Physical Character · 1925

On the Measurement of the Ratio of the Specific Heats Using Small Volumes of Gas. The Ratios of the Specific Heats of Air and of Hydrogen at Atmospheric Pressure and at Temperatures between 20 degrees C. and - 183 degrees C.Brinkworth, J. H. · Proceedings of the Royal Society A: Mathematical, Physical and Engineering Sciences · 1925

Measurement of the (pressure, density, temperature) relation of two (methane + nitrogen) gas mixtures at temperatures between 240 and 400 K and pressures up to 20 MPa using an accurate single-sinker densimeterC.R. Chamorro; J.J. Segovia; M.C. Martín; M.A. Villamañán; J.F. Estela-Uribe; J.P.M. Trusler · 2006