1. Arrow, K.J., 1962, The Economic Implications of Learning by Doing. Barro, R.J. and X. Sala-i-Martin, 1992, Convergence.
2. Barro, R.J. and X. Sala-i-Martin, 1995, Economic Growth.
3. Beckmann, M.J. and J.P. Wallace, 1967, Marshallian versus Walrasian Stability.
4. Burmeister, E. and A.R. Dobell, 1970, Mathematical Theories of Economic Growth.
5. Domar, E.D., 1946, Capital Expansion, Rate of Growth, and Employment.