Threshold and pseudothreshold values of the sunset diagramF.A. Berends; A.I. Davydychev; N.I. Ussyukina · 1998

High-energy behavior of the on-shell electron from factorV.V. Belokurov; N.I. Ussyukina · 1980

An approach to the evaluation of three- and four-point ladder diagramsN.I. Ussyukina; A.I. Davydychev · 1993

On exponentiation of the singlet quark form factor in the leading-logarithm approximationV.V. Belokurov; N.I. Ussyukina · 1980

Exact results for three- and four-point ladder diagrams with an arbitrary number of rungsN.I. Ussyukina; A.I. Davydychev · 1993