(en) Kenneth Manders et Leonard Adleman, « NP-complete decision problems for quadratic polynomials », Proceedings of the eighth annual ACM symposium on Theory of computing - STOC '76, ACM Press, , p. 23–29 (DOI10.1145/800113.803627, lire en ligne, consulté le )
(en) Kenneth Manders et Leonard Adleman, « NP-complete decision problems for quadratic polynomials », Proceedings of the eighth annual ACM symposium on Theory of computing - STOC '76, ACM Press, , p. 23–29 (DOI10.1145/800113.803627, lire en ligne, consulté le )