PyFitit: The software for quantitative analysis of XANES spectra using machine-learning algorithms. - Andrea Martini; Sergey Guda; Alexander Guda; G. Smolentsev; Alexander Algasov; Oleg Usoltsev; Mikhail A. Soldatov; Aram Bugaev; Yury Rusalev; Carlo Lamberti; Alexander V. Soldatov (Comput. Phys. Commun., 2020)