502 



AUTHOR INDEX 



Wolff, E., 306 Yamgisawa, 203 



Woronzowa, 324 Yao, 133, 181, 315, 458, 466 



Wright, 339, 347, 385, 386, 430 



Zeuthen, 58 



Yamada, 190, 199, 225, 267, 458 Zuckerman, 287, 301 



