"Synthetic reactions of aldonolactones" (1994) De Lederkremer, R.M.; Varela, O. Advances in Carbohydrate Chemistry and Biochemistry. 50(C):125-209

"Synthesis of α-ᴅ-Galactofuranosyl Phosphate" (1994) De Lederkremer, R.M.; Nahmad, V.B.; Varela, O. Journal of Organic Chemistry. 59(3):690-692

"Free and protein-linked glycoinositolphospholipids in Trypanosoma cruzi." (1994) de Lederkremer, R.M. Brazilian journal of medical and biological research = Revista brasileira de pesquisas médicas e biológicas / Sociedade Brasileira de Biofísica ... [et al.]. 27(2):239-242

"A short synthesis of (2S,4S,5R)-4,5,6-trihydroxynorleucine" (1994) Varela, O.; Nin, A.P.; De Lederkremer, R.M. Tetrahedron Letters. 35(50):9359-9362