Stannous(II) trifluoromethane sulfonate: A versatile catalyst for the controlled ring-opening polymerization of lactides: Formation of stereoregular surfaces from polylactide "brushes".

Moller, M.; Nederberg, F.; Lim, L. S.; Kange, R.; Hawker, C. J.; Hedrick, J. L.; Gu, Y. D.; Shah, R. and Abbott, N. L.;
J. Polym. Sci., Part A: Polym. Chem.
2001
39, 3529-3538.