R. Graf H. W. Spiess G. Floudas H.-J. Butt M. Gkikas H. Iatrou, Conformational transitions of poly(l-proline) in copolypeptides with poly(γ-benzyl-l-glutamate) induced by packing, Macromolecules, (45), 9326--9332, 2012, American Chemical Society (ACS), 0024-9297, 1520-5835