1. ‘Methods of nonlinear programming’, in (ed.), Nonlinear Programming, North-Holland Publishing Co., Amsterdam, 1967.
2. and , ‘Generalisation of the Wolfe reduced gradient method to the case of nonlinear constraints’, in (ed.), Optimisation, Academic Press, 1969.
3. ‘Application of the GRG algorithm to optimal control problems’, in (ed.). Integer and Nonlinear Programming, North-Holland, Amsterdam, 1970.
4. The Generalized Reduced Gradient Method: A Reliable Tool for Optimal Design
5. ‘The GRG method for nonlinear programming’, in (ed.). Design and Implementation of Optimisation Software, Sijthoff and Noordhoff, Alphen aan den Rijn, Netherlands, 1978.