1 Muggleton, J. M., "Wavenumber Prediction of Waves in Buried Pipes for Water Leak Detection" 249 (249): 939-954, 2002
2 Junger, M. C., "The Physical Inter-pretation of the Expression for an Outgoing Wave in Cylindrical Coordinates" 25 : 40-47, 1952
3 Mason, V., "Some Experiments on the Propagation of Sound along a Cylindrical Duct Containing Flowing Air" 10 : 208-226, 1969
4 Beggs, H. D., "Production Optimi-zation" Oil&Gas Consultants International Inc 1991
5 Gao, Y., "On the Selection of Acoustic/vibration Sensors for Leak Detection in Plastic Water Pipes" 283 : 927-941, 2005
6 Eriksson, L. J., "Higher Order Mode Effects in Circular Order Mode Effects in Circular Ducts and Expansion Chamber" 68 (68): 545-550, 1980
7 Kumar, S., "Gas Production Engi-neering" Gulf Publishing Company 284-285, 1987
8 Kinsler, L. E., "Fundamental of Acoustics 4th Edition" John Wiley & Sons 1999
9 Burstein, L., "Correlation between Gas Molecular Weight, Heating Value and Sonic Speed under Variable Compositions of Natural Gas" 38 : 347-359, 1999
10 Fuller, C. R., "Characteristics of Wave Propagation and Energy Distributions in Cylindrical Elastic Shells Filled with Fluid" 81 (81): 501-518, 1982
1 Muggleton, J. M., "Wavenumber Prediction of Waves in Buried Pipes for Water Leak Detection" 249 (249): 939-954, 2002
2 Junger, M. C., "The Physical Inter-pretation of the Expression for an Outgoing Wave in Cylindrical Coordinates" 25 : 40-47, 1952
3 Mason, V., "Some Experiments on the Propagation of Sound along a Cylindrical Duct Containing Flowing Air" 10 : 208-226, 1969
4 Beggs, H. D., "Production Optimi-zation" Oil&Gas Consultants International Inc 1991
5 Gao, Y., "On the Selection of Acoustic/vibration Sensors for Leak Detection in Plastic Water Pipes" 283 : 927-941, 2005
6 Eriksson, L. J., "Higher Order Mode Effects in Circular Order Mode Effects in Circular Ducts and Expansion Chamber" 68 (68): 545-550, 1980
7 Kumar, S., "Gas Production Engi-neering" Gulf Publishing Company 284-285, 1987
8 Kinsler, L. E., "Fundamental of Acoustics 4th Edition" John Wiley & Sons 1999
9 Burstein, L., "Correlation between Gas Molecular Weight, Heating Value and Sonic Speed under Variable Compositions of Natural Gas" 38 : 347-359, 1999
10 Fuller, C. R., "Characteristics of Wave Propagation and Energy Distributions in Cylindrical Elastic Shells Filled with Fluid" 81 (81): 501-518, 1982
11 Muggleton, J. M., "Axis Symmetric Wave Propagation in Fluid Filled Pipes: Wavenumber Measurements in Vacuo and Buried Pipes" 270 : 171-190, 2004
12 Lee, S. K., "An Acoustic Decay Measurement Based on Time-frequency Analysis Using Wavelet Transform" 252 (252): 141-152, 2002
13 Munjal, M. L., "Acoustics of Ducts and Mufflers with Application to Exhaust and Ventilation System Design, Vibration Testing" John Wiley & Sons 1987
14 Lee, S. K., "Acoustics and Vibration Signal Processing and its Theory and Application" 17 (17): 9-15, 2007