updated README.md 3

README.md

@@ -15,6 +15,8 @@ NOTE: use option `copy` if you are not sure how to restore your payload files, w
 * Module Archive::BagIt::Base 0.065 or higher
 
 ## Documentation
+* Project based on BagIt 1.0 specification, visit [RFC8493](https://tools.ietf.org/html/rfc8493) 
+* Some valid Bag examples based on operation system look at `export_dir_kitodo/bagit/lin_*` or `export_dir_kitodo/bagit/win_*`
 * Specification of creating a SLUB SIP you can find at [SLUBArchiv_Produzenten_SIP_Spezifikation_v2.0.pdf](https://slubarchiv.slub-dresden.de/fileadmin/groups/slubsite/slubarchiv/SLUBArchiv_Produzenten_SIP_Spezifikation_v2.0.pdf)
 * For rigths coding specification visit [SLUBArchiv_Produzenten_Rechteauszeichnung_v1.0.pdf](https://slubarchiv.slub-dresden.de/fileadmin/groups/slubsite/slubarchiv/SLUBArchiv_Produzenten_Rechteauszeichnung_v1.0.pdf)
 
@@ -57,6 +59,7 @@ Options:
 perl -I lib/ bin/slubsipbuilderbagit.pl -man
 ```
 ###### Result
+Note: Write command in one line.
 ```perl
 EXAMPLES
   Copy    (minimalistic)