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Olav Berg, 568-O42s | the Institute of Electrical Engineers | 1998 568-O42s,
42
Balaban, Miriam, 571.67-B171d | Institution of Chemical Engineers | 1991 571.67-B171d,
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Institution of Chemical Engineers, 431.47-I59e | Institution of Chemical Engineers | 1992 431.47-I59e,