Citation: W. Dabkowski et al., NUCLEOSIDE 3'-METHYLPHOSPHONOFLUORIDATES AND NUCLEOSIDE 3'-METHYLFLUORIDOPHOSPHONOTHIOATES - NEW CONVENIENT INTERMEDIATES IN LARGE-SCALE SYNTHESIS OF DINUCLEOSIDE-(3',5')-METHYLPHOSPHONATES, Tetrahedron letters, 36(50), 1995, pp. 9223-9224