[1] Belluce L.P., Kirk W.A., Steiner E.F.: 
Normal structure in Banach spaces. Pacific J. Math. 26 (1968), 433-440. 
MR 0233178 | 
Zbl 0164.15001 
[2] Bae J.S.: 
Reflexivity of a Banach space with a uniformly normal structure. Proc. Amer. Math. Soc. 90 (1984), 269-270. 
MR 0727247 | 
Zbl 0548.46014 
[3] Landes T.: 
Normal structure and weakly normal structure of Orlicz sequence spaces. Trans. AMS 285 (1984), 523-533. 
MR 0752489 | 
Zbl 0594.46010 
[4] Tingfu Wang, Baoxiang Wang: Normal structure ad sum-property and LD property of Orlicz spaces. J. Math. Res. Exp. 12 (1992), 477-478.
[5] Shutao Chen, Yanzheng Duan: 
Normal structure and weakly normal structure of Orlicz space s. Comment. Math. Univ. Carolinae 32 (1991), 219-225. 
MR 1137782 
[6] Shutao Chen, Huiying Sun: 
Reflexive Orlicz spaces have uniformly normal structure. to appear. 
MR 1269776 
[7] Krasnoselskii M.A., Rutickii Ya.B.: Convex Functions and Orlicz Spaces. Moscow, 1958.
[8] Wu C., Wang T., Chen S., Wang Y.: Geometry of Orlicz Spaces. H.I.T. Press, Harbin, 1986.
[9] Shutao Chen: 
Some rotundities of Orlicz spaces with Orlicz norm. Bull. Polish Academy Sci. Math. 34 (1986), 585-596. 
MR 0884206