Rabai, Jozsef; Szabo, Denes; Borbas, Eszter K.; Koevesi, Istvan; Koevesdi, Istvan; Csampai, Antal; Goemoery, Agnes; Pashinnik, Valeriy E.; Shermolovich, Yuriy G. Journal of Fluorine Chemistry, 2002 , vol. 114, # 2 p. 199 - 207