Zhang HG, Chu WL (2007) Numerical investigation of the circumferential grooved casing treatment as well as analyzing the mechanism of improve stall margin. in Proceedings of the Fifth International Conference on Fluid Mechanics, Shanghai, China.
 Taghavi Zenouz R, Solki E, Afshari H (2014) Computational analysis of stepped tip gap casing effect on performance of a centrifugal compressor. Modares Mechanical Engineering 14(3): 136-144. (In Persian)
 Yu Q, Li Q, Li L (2002) The experimental researches on improving operating stability of a single-stage transonic fan. in Proceedings of ASME Turbo Expo 2002, Amsterdam, Netherlands.
 XU W, Wang T, Gu CG (2011) Performance of a centrifugal compressor with holed casing treatment in the large flowrate condition. Science China Technology Science 54(9): 2483-2492.
 Legras G, Gourdain N, Trebinjac I (2010) Numerical analysis of the tip leakage flow field in a transonic axial compressor with circumferential casing treatment. J Therm Sci 19(3): 198-205.
 Gao P, Zhang Y, Zhang S (2010) Numerical investigation of the different casing treatment in a centrifugal compressor. Asia-Pacific Conference on Wearable Computing Systems, Shenzhen, China 51-54.
 Gao P, Zhang S (2010) The analysis of tip flow field in a centrifugal compressor with different circumferential grooves casing treatment. International Conference on Computer and Communication Technologies in Agriculture Engineering, Chengdu, China 21-24.
 Hassan AS (2006) Stability of a low-speed centrifugal compressor with casing treatments. aeroelasticity aeroacoustics and unsteady aerodynamics. TORUS Press, Moscow.
 Wilke HP, Kau (2002) A numerical investigation of the influence of casing treatments on the tip leakage flow in a HPC front stage. in Proceedings of ASME Turbo Expo, Amsterdam, Netherlands.
 Thompson DW, King PI, Robe DC (1998) Experimental Investigation of Stepped Tip Gap Effects on the Performance of a Transonic Axial-Flow Compressor Rotor. J Turbomach 120(3): 477-486.
 Qing Y, Qiushi L, Ling L (2002) The experimental researches on improving operating stability of a transonic fan. ASME Paper No. 2002-GT-30640.
 Rabe DC, Hah C (2002) Application of casing circumferential grooves for improved stall margin in a transonic axial compressor. ASME Paper No. 2002-GT-30641.
 Lu X, Zhu J, Chu W (2005) Numerical and experimental investigation of stepped tip gap effects on a subsonic axial-flow compressor. Rotor Proc Inst Mech Eng A 219(8): 605-615.
 Shabbir A, Adamczyk JJ (2004) Flow mechanism for stall margin improvement due to circumferential casing grooves on axial compressors. ASME Paper No. 2004-GT-53903, 2004.
 Wilcox DC (2006) Turbulence modeling for CFD. DCW Industries Press, La Canada Flintridge, California, USA 124-128