1. Amao, A. M. (2007). Mathmatical Model for Darcy Forchheimer Flow with Applications to Well Performance Analysis. M. S. Thesis. Texas Tech University. Lubbock.
2. ASTM (2010a). Standard Test Method for Cloud Point of Petroleum Products. Volume 05.01. ASTM D2500.
3. ASTM (2010b). Standard Test Method for Cold Filter Plugging Point of Diesel and Heating Fuels. Volume 05.03. ASTM D6371.
4. ASTM (2010c). Standard Test Method for Pour Point of Petroleum Products. Volume 05.01. ASTM D97.
5. CEC (1991). Cold Weather Performance Test Procedure for Diesel Vehicles. CEC M-11-T-91.