(1978)Cleveland Symposium on Macromolecules Cleveland Symposium on Macromolecules Interonal Symposium on Macromolecules (Florence)Interonal Symposium on Macromolecules International Symposium on Macromolecules (Mainz)International Symposium on Macromolecules (1979)Rocky Mountain Symposiumon Microcomputer Chain structure and conformation of macromolecules