@article{paperid:1081683, author = {Farzaneh-Gord, Mahmood and Hamid Reza Rahbari}, title = {An intelligent approach for calculating natural gas compressibility factor and its application in ultrasonic flow meters}, journal = {Flow Measurement and Instrumentation}, year = {2020}, volume = {76}, number = {76}, month = {December}, issn = {0955-5986}, pages = {101833--101844}, numpages = {11}, keywords = {Natural gas flow measurement GERG-2008 EOS Artificial neural network Compressibility factor Speed of sound}, }