Transition metal dimers as potential molecular magnets: A challenge to computational chemistry. - Daniel Fritsch; Klaus Koepernik; Manuel Richter; Helmut Eschrig (J. Comput. Chem., 2008)

Accuracy and Precision in Electronic Structure Computation: Wien2k and FPLO. - Manuel Richter; Seo-Jin Kim; Klaus Koepernik; Helge Rosner; Arnulf Möbius (Comput., 2022)