33. Solvent-modified polymer networks. Part I. The preparation and characterisation of expanded-network and macroporous styrene–divinylbenzene copolymers and their sulphonates

J. R. Millar, D. G. Smith, W. E. Marr and T. R. E. Kressman, J. Chem. Soc., 1963, 218 DOI: 10.1039/JR9630000218