[Koha] MARC tag number

[Dương Thị Thu Thủy]

author 1=100$a
author 2=600$a
author 3=700$a
author 4=245$c
author 5=245$c
author 6=245$c

 245$c contains information 3 author
For example: $ 245 a communication english / $ 245 c Vo Thanh Tung, Yen
Hoang, Dang Nhat Dung...

 Somewhat Authorities in Koha, so-called authorship, authors could describe
the items 4 and 5, but it describes much more information about the author
of the document elements such as the cataloging normal
-- 
Regards
Thuỷ