Mechanisms of Methylenecyclobutane Hydrogenation over Supported Metal Catalysts Studied by Parahydrogen-Induced Polarization Technique. - Salnikov OG; Burueva DB; Kovtunova LM; Bukhtiyarov VI; Kovtunov KV; Koptyug IV (Chemphyschem : a European journal of chemical physics and physical chemistry, 2022)