1. Know your parison!;Sheptak;SPE Jl,1965
2. How extrusion variables affect parison swell;Wilson;SPE Jl,1970
3. Large elastic deformations in polymer melts;Cogswell;Plastics Polym.,1970
4. How to understand blow-molding resin behavior;Chao;SPE Jl,1971
5. Variables affecting parison diameter swell and their correlation with rheological parameters;Henze;Polym. Engng Sci.,1973