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References
1.
Jennings, R.
Journal of Cellular Plastics , 5 (3 ):159 (1969 )
2.
;
Dunn, D.
Journal of Cellular Plastics , 5 (6 ):341 (1969 )
3.
;
Van Thuyne, A.
and
B. Zeegers.
Journal of Cellular Plastics , 14 :150 (1978 ).
4.
Rowton, R. L.
Journal of Cellular Plastics , 16 (5 ):287 (1980 ).