Kupka M, Farkasovsky P. Calculation of point-contact spectra for a simple heavy -fermion Hamiltonian by two approaches. Comparison of results. Fiz. Nizk. Temp. [інтернет]. 10, Травень 1992 [цит. за 20, Червень 2025];18(5):531-3. доступний у: http://80.92.230.95/index.php/fnt/article/view/f18-0531e