Erbium triflate: a valuable and non-toxic catalyst for the synthesis of acylals and enol ethers - Dalpozzo, Renato; Nino, Antonio De; Maiuolo, Loredana; Nardi, Monica; Procopio, Antonio; Russo, Beatrice; Tagarelli, Antonio (ARKIVOC, 2006)
doi: 10.3998/ark.5550190.0007.616