Vol. 18 No. 2 (1990)

View Vol. 18 No. 2 (1990)

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Editorial

?Editorial

1-2

Technical Articles

Dynamic Load Factors for Pedestrian Movements and Rhythmic Exercises

G. Pernica

3
Three dimensional active noise cancellation using spherical arrays of cardioid sources

N. Maybee, L. Rogers

25-31