The Roles of the Port of Pusan as a"Seaports Hub" ; The Present Situation and Future Prospects(Includes : Korean Agriculture Research Report). NANTO BUNKA BULLETIN OF THE INSTITUTE OF RYUKYUAN CULTURE INSTITUE OF RYUKYUAN CULTURE OKINAWA INTERNATIONAL UNIVERSITY. 2000. 22
Nashiro Satoshi. A Study on teh Alkali-Aggregate Reaction : Mineralogical Characteristic of Aggregate of Concrete Exhibiting Toroise-shell Cracks. Journal of business and economics. 1996. 25. 1. 49-66