Sponsored by The Structural Foam Division The S. P. I. Inc..S. P. I. 12th Annual Structural Foam Conference：Proceedings.Society of the Plastics Industry, Inc.,1984.
Sponsored by The Structural Foam Division The S. P. I. Inc..S. P. I. Annual Structural Foam Conference ( 10th : 1982 : New Orleans )：Tomorrow`s technology today : Proceedings.Society of the Plastics Industry, Inc.,1982.
Sponsored by The Structural Foam Division The S. P. I. Inc..S. P. I. 9th Annual Structural Foam Conference (9th : 1981 : Palm Springs)：Productivity through technology; Proceedings.SPI,1981.
