1. Andrei, N.: RP: a package for efficient calculation of sparse Jacobian matrix for nonlinear systems of equations using finite differences. (Technical Report, Research Institute for Informatics, Bucharest, Romania, April 15, 1–31) (1983)
2. Andrei, N.: Programarea matematică avansată. Teorie, Metode computaţionale, Aplicaţii. [Advanced Mathematical Programming. Theory, Computational Methods, Applications]. Editura Tehnică, Bucureşti (1999a)
3. Andrei, N.: Programarea matematică. Metode de punct interior [Mathematical Programming. Interior Point Methods]. Editura Tehnică, Bucureşti (1999b)
4. Andrei, N.: Convergenţa algoritmilor de optimizare. [Convergence of the Optimization Algorithms] Editura Tehnică, Bucureşti (2004a)
5. Andrei, N.: Critica Raţiunii Algoritmilor de Programare Liniară. [Criticism of the Linear Programming Algorithms Reasoning]. Editura Academiei Române, Bucureşti (2011d)