Carsten Schneider,
"Modern Summation Methods for Loop Integrals in Quantum Field Theory: The Packages Sigma, EvaluateMultiSums and SumProduction"
, in Journal of Physics: Conference Series, Vol. 523, Nummer 012037, Seite(n) 1-17, 2014, ISSN: 1742-6596
Original Titel:
Modern Summation Methods for Loop Integrals in Quantum Field Theory: The Packages Sigma, EvaluateMultiSums and SumProduction