海量图书期刊资源，随时随地畅享阅读乐趣
Threshold and pseudothreshold values of the sunset diagramF.A. Berends; A.I. Davydychev; N.I. Ussyukina · 1998
Exact results for three- and four-point ladder diagrams with an arbitrary number of rungsN.I. Ussyukina; A.I. Davydychev · 1993