libdate-iso8601-perl software package provides Perl handling of the three ISO 8601 numerical calendars, you can install in your Debian 8 (Jessie) by running the commands given below on the terminal,
$ sudo apt-get update $ sudo apt-get install libdate-iso8601-perl
libdate-iso8601-perl is installed in your system.
Make ensure the libdate-iso8601-perl package were installed using the commands given below,
$ sudo dpkg-query -l | grep libdate-iso8601-perl *
You will get with libdate-iso8601-perl package name, version, architecture and description in a table
| Distro | Debian 8 jessie |
| Section | Perl |
| Package | libdate-iso8601-perl |
| Version | 0.004-1 |
| Description | Perl handling of the three ISO 8601 numerical calendars |
| Sub Section | Perl |