[1] BROWDER F. E., PETRYSHYN V. W.: The solution by iteration of nonlinear functional equations in Banach spaces. Bull. Amer. Math. Soc. 72 (1966), 571-576. MR 0190745 | Zbl 0138.08202

[2] BYNUM W. L.: Normal structure coefficients for Banach spaces. Pacific J. Math. 86 (1980), 427-436. MR 0590555 | Zbl 0442.46018

[3] CASINI E., MALUTA E.: Fixed points of uniformly Lipschitzian mappings in spaces with uniformly normal structure. Nonlinear Anal. 9 (1985), 103-108. MR 0776365 | Zbl 0526.47034

[4] DANEŠ J.: On densifying and related mappings and their applications in nonlinear functional analysis. In: Theory of Nonlinear Operators. Proc. Summer School, October 1972, GDR, Akademie-Verlag, Berlin, 1974, pp. 15-56. MR 0361946

[5] GOEBEL K., KIRK W. A.: Topics in Metric Fixed Point Theory. Cambridge Stud. Adv. Math. 28, Cambridge University Press, London, 1990. MR 1074005 | Zbl 0708.47031

[6] GÓRNICKI J.: Fixed point theorems for asymptotically regular mappings in Lp spaces. Nonlinear Anal. 17 (1991), 153-159. MR 1118074

[7] KRÜPPEL M.: Ein Fixpunktsatz für asymptotisch reguläre Operatoren im Hilbert-Raum. Wiss. Z. Pädagog. Hochsch. "Liselotte Herrmann" Güstrow Math.-Natur. Fak. 27 (1989), 247-251. MR 1086619 | Zbl 0721.47040

[8] LIM T. C.: On some Lp inequalities in best approximation theory. J. Math. Anal. Appl. 154 (1991), 523-528. MR 1088648

[9] LIM T. C., XU H. K., XU Z. B.: An Lp inequality and its applications to fixed point theory and approximation theory. In: Progress in Approximation Theory, Academic Press, 1991, pp. 609-624.

[10] LIN P. K.: A uniformly asymptotically regular mapping without fixed points. Canad. Math. Bull. 30 (1987), 481-483. MR 0919440 | Zbl 0645.47050

[11] PICHUGOV S. A.: Jung's constant of the space Lp. (Russian), Mat. Zametki 43 (1988), 604-614. (Translation: Math. Notes 43 (1988), 348-354). MR 0954343

[12] PRUS B., SMARZEWSKI R.: Strongly unique best approximations and centers in uniformly convex spaces. J. Math. Anal. Appl. 121 (1987), 10-21. MR 0869515 | Zbl 0617.41046

[13] PRUS S.: On Bynum's fixed point theorem. Atti Sem. Mat. Fis. Univ. Modena 38 (1990), 535-545. MR 1076471 | Zbl 0724.46020

[14] PRUS S.: Some estimates for the normal structure coefficient in Banach spaces. Rend. Circ. Mat. Palermo (2) XL (1991), 128-135. MR 1119750 | Zbl 0757.46029

[15] SMARZEWSKI R.: Strongly unique minimization of junctionals in Banach spaces with applications to theory of approximation and fixed points. J. Math. Anal. Appl. 115 (1986), 155-172. MR 0835591

[16] SMARZEWSKI R.: Strongly unique best approximation in Banach spaces II. J. Approx. Theory 51 (1987), 202-217. MR 0913618 | Zbl 0657.41022

[17] SMARZEWSKI R.: Classical and Extended Strong Unicity of Approximation in Banach Spaces. (Polish), Mariae Curie-Sklodowska University, Lublin, 1986.

[18] SMARZEWSKI R.: On the inequality of Bynum and Drew. J. Math. Anal. Appl. 150 (1990), 146-150. MR 1059576

[19] XU H. K.: Inequalities in Banach spaces with applications. Nonlinear Anal. 16 (1991), 1127-1138. MR 1111623 | Zbl 0757.46033

[20] ZALINESCU C.: On uniformly convex function. J. Math. Anal. Appl. 95 (1983), 344-374. MR 0716088