Roumen Borissov

Model of a motion of substance in a channel of a network consisting of two arms

N. Vitanov, Roumen Borissov, 2018, 1803.05398.

The geometry of quantum spin networks

L. Smolin, Roumen Borissov, S. Major, 1995, gr-qc/9512043.

Matrix elements of Thiemann's Hamiltonian constraint in loop quantum gravity

R. Pietri, C. Rovelli, Roumen Borissov, 1997, gr-qc/9703090.

Graphical evolution of spin network states

Roumen Borissov, 1996, gr-qc/9606013.

Unravelling the panel contribution upon peer review evaluation of numerous, unstructured and highly interdisciplinary research proposals

Roumen Borissov, Theodoros Baimpos, Nils Dittel, 2020, Research Evaluation.

Exact Solutions of Teukolsky Master Equation with Continuous Spectrum

Roumen Borissov, P. Fiziev, 2009, 0903.3617.