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 Choi Chul Kim J.C., Jung S.Y., Development of an automated design system of a CNG composite vessel using a steel liner manufactured using the DDI process. Int. J. Adv. Mfg. Tech., Vol. 24, , 2004, pp. 781–788.
 Vardga L., Nagy A., Kovacs A., Design of CNG tank made of Aluminum and Reinforced Plastic, Composites, Vol. 26, Issue 6, , 1995, pp. 457-463.
 Allen S.j., Mahdavian S.M., The effect of lubrication on die expansion during the deep drawing of axisymmetrical steel cups, J. Material Processing Technology, Vol. 199, 2008, pp. 102-107.
 Sedighi M. & Rasti M. , An investigation on manufacturing process parameters of CNG pressure vessels, Int. J. Adv. Mfg. Tech.,
Vol. 38, No. 9-10, 2008, pp. 958-964.
 Hrivnak A., Sobotova L., The influence of the deformation aging and the conditions of stress on the properties of the deep drawing steel sheet, J. Material Processing Technology,Vol. 34, 1992, pp. 425-430.
 Date P.P., Padmanabhan K.A., On the prediction of the forming limit diagram of sheet metals, Int. J. Mechanical Science , Vol. 34 (5), 1992, pp. 363-374.
 Yossifon S., Tirosh J., On the dimensional accuracy of deep drawing products by hydroforming processes, Int. J. Mech. Sci. 33 (4), pp. 279-295, 1991
 Thiruvarudchelvan S., N.H. Loh, Drawing of cylindrical and hemispherical cups using an improved tooling for friction-actuated blank holding, J. Material Processing Technology, Vol. 37, pp. 267–280, 1993
 NAM J. & Seop HAN K., Finite Element Analysis of deep Drawing and Ironing Process in the Steel D&I Canmaking, ISIJ.
 ABAQUS Version 6.7 Documentation, ABAQUS Analysis User’s Manual, 2007.