The development of efficient portfolios in Japan with particular emphasis on sales and earnings forecasting. - John B. Guerard Jr.; Makoto Takano; Yuji Yamane (Ann. Oper. Res., 1993)

Computation of mean-semivariance efficient sets by the Critical Line Algorithm. - Harry M. Markowitz; Peter Todd; Ganlin Xu; Yuji Yamane (Ann. Oper. Res., 1993)