No.Ref: H.F.TAN.1448 ISSN:
No.Ref: IQ090134 ISSN:
No.Ref: AW070268 ISSN: 97-41868
No.Ref: SG121030 ISSN:
No.Ref: AW070087 ISSN:
No.Ref: AW090025 ISSN: 85-30712
No.Ref: AW090026 ISSN: 86-10897
No.Ref: AW100073 ISSN:
No.Ref: FT090004 ISSN:
No.Ref: NW110146 ISSN: