Legchenkova, I.V., Silaeva, N.B., Zoryansky, V.N., Zinoviev, P.V., Eremenko, V.V., Avdeenko, A.A., Yagotintsev, K.A., Strzhemechny, M.A., Stetsenko, Y.E., Prokhvatilov, A.I. і Ruoff, R.S. 2002. Structure and photoluminescence of helium-intercalated fullerite C₆₀. ФІЗИКА НИЗЬКИХ ТЕМПЕРАТУР. 28, 12 (Лис 2002), 1320–1323.