Peter-Orth, Christoph On solving computationally difficult set covering problems. (English) Zbl 0676.05018 Ars Comb. 24A, 71-96 (1987). Reviewer: J.Dinitz MSC: 05B05 05B40 05B07 68R10 × Cite Format Result Cite Review PDF
Radosavljević, Z.; Simić, S. Computer aided search for all graphs such that both graph and its complement have its spectrum rounded from below by -2. (English) Zbl 0652.05036 Ars Comb. 24A, 21-27 (1987). MSC: 05C50 68R10 05C99 × Cite Format Result Cite Review PDF