[1] Agarwal R.P.: On boundary value problems y" = f(x,y,y ', y "). Bull. of the Institute of Math. Sinica, 12 (1984), 153-157. MR 0765109

[2] Barr D., Sherman T.: Existence and uniqueness of solutions of three-point boundary value problems. J. Diff. Eqs. 13 (1973), 197-212. MR 0333326 | Zbl 0261.34014

[3] Bebernes J.: A sub-function approach to boundary value problems for nonlinear ordinary differential equations. Pacif. J. Math. 13 (1963), 1063-1066. MR 0156018

[4] Carristi G.: A three-point boundary value problem for a third order differential equation. Boll. Unione Mat. Ital., C4, 1 (1985), 259-269. MR 0805218

[5] Das K.M., Lalli B.S.: Boundary value problems for y'"= f(x,y,y',y"). J. Math. Anal. Appl., 81 (1981), 300-307. MR 0622819

[6] Gaines R.E., Mawhin J.L.: Coincidence Degree and Nonlinear Differential Equations. Berlin-Heidelberg-New York, Springer-Verlag, 1977. MR 0637067 | Zbl 0339.47031

[7] Gupta C.P.: On a third-order three-point boundary value problem at resonance. Diff. Int. Equations, Vol 2, 1 (1989) 1-12. MR 0960009 | Zbl 0722.34014

[8] Hardy G.H., Littlewood J.E., Polya G.: Inequalities. (Russian trans.), IL, Moscow, 1970.

[9] Hartman P.: Ordinary Differential Equations. (Russian trans.), Mir, Moscow, 1970. MR 0352574 | Zbl 0214.09101

[10] Hartman P.: On n-parameter families and interpolation problems for nonlinear ordinary differential equations. Trans. Amer. Math. Soc. 154 (1971), 201-266. MR 0301277 | Zbl 0222.34017

[11] Henderson J., Jacson L.: Existence and uniquenes of solutions of k-point boundary value problems for ordinary differential equations. J.Diff.Eqs. 48 (1970), 373-385.

[12] Kiguradze I.T.: On a singular problem of Cauchy-Nicoletti. Ann. Mat. Pura Appl. 104 (1975), 151-175. MR 0402157 | Zbl 0307.34003

[13] Kiguradze I.T.: Some Singular Boundary Value Problems for Ordinary Differential Equations. (Russian), Univ. Press Tbilisi, 1975. MR 0499402

[14] Kiguradze I.T.: Boundary problems for systems of ordinary differential equations. (Russian), Itogi nauki i tech., Sovr.pr.mat., 30, Moscow, 1987.

[15] Klaasen G.: Existence theorems for boundary value problems for n-th order ordinary differential equations. Rocky Mtn. J. Math. 3 (1973), 457-472. MR 0357944

[16] Lepina E., Lepin A.: Necessary and sufficient conditions for existence of a solution of a three-point BVP for a nonlinear third order differential equation. (Russian), Latv. Mat. Ežeg. 8 (1970), 149-154.

[17] Rachůnková I.: On some three-point problems for third-order differential equations. (preprint). MR 1154059 | Zbl 0759.34020

[18] Vasiljev N.I., Klokov J.A.: Elements of the Theory of Boundary Value Problems for Ordinary Differential Equations. (Russian), Zinatne, Riga, 1978.