CRESST II background discrimination: Detection of W-180 natural decay in a pure alpha-spectrum by Cozzini, C, Henry, S, Kraus, H, Majorovits, B, Mikhailik, V, Ramachers, Y, Tohlrust, A, Angloher, G, Hauff, D, Ninkovic, J, Petricca, F, Probst, F, Seidel, W, Stodolsky, L, Bucci, C, Von Feilitsch, F, Jagemann, T, Potzel, W, Rau, W, Razeti, M, Stark, M, Westphal, W, Wulandari, H, Jochum, J