Korshunov, A. D. On the number of (-1,1)-matrices of the order \(n\) with the fixed permanent. (Russian) Zbl 0980.15500 Diskretn. Anal. Issled. Oper. 3, No. 1, 23-42 (1996). Cited in 1 Document MSC: 15A15 Determinants, permanents, traces, other special matrix functions 15B36 Matrices of integers 05B20 Combinatorial aspects of matrices (incidence, Hadamard, etc.) PDFBibTeX XMLCite \textit{A. D. Korshunov}, Diskretn. Anal. Issled. Oper. 3, No. 1, 23--42 (1996; Zbl 0980.15500)