Bélec, L., Slaninová, J., Lubell, W. D. Studying the influence of prolyl amide geometry on bioactivity with 5-.I.t./I.-butylproline oxytocin analogs. In: FIELDS, G. B., TAM, J. P., BARANY, G., eds. Proceedings of the 16th American Peptide Symposium. Peptides for the New Millennium. Boston: Kluwer, 2000, s. 630-631. ISBN 0-7923-6445-7.