1. [CM] K. Cho and K. Matsumoto, Intersection Theory for Twisted Cohomologies and Twisted Riemann's period Relations I (preprint, 1993).
2. [CY] K. Cho and M. Yoshida, Comparison of (co) homologies of branched covering spaces and twisted ones of basespaces II, in preparation.
3. [KI] M. Kita and K. Iwasaki, Intersection theory for twisted cycles associated with the hypergeometric functions of type (r,n), preprint (1993).
4. [KM] M. Kita and K. Matsumoto, Dualities for the hypergeometric functions of type (r,n), preprint (1993).
5. [KY] M. Kita and M. Yoshida, Intersection theory for twisted cycles, to appear in Math. Nachrichten (1993).