1. Shan Zhongde, Chen Shaokai, Chen Wengang, et al. Research on Pattern-less NC Forming Fast Production of Automobile Castings. Modern Cast Iron, 2010, (spec. issue): 81–85. (In Chinese)
2. Liu Jiang. The shell molding process study for mass production of single-cylinder diesel engine crankshaft. Applied Mechanics and Materials, 2011,44-47: 284–288.
3. Long Wei, Fan Zitian. The situation and progress of the recycling of old sand. China Foundry Machinery & Technology, 2012 (2): 1–5. (In Chinese)
4. Xing Wanting, Liu Yue, Xin Qibin, et al. Research progress and application of old sand regeneration. Foundry, 2015, 64(8): 735–739. (In Chinese)
5. Thomas B, John U. 3D, SF and the future. Futures, 2013, 50: 25–34.