docbook-website software package provides XML Website DTD and XSL Stylesheets, you can install in your Ubuntu 16.04 LTS (Xenial Xerus) by running the commands given below on the terminal,
$ sudo apt-get update $ sudo apt-get install docbook-website
docbook-website is installed in your system.
Make ensure the docbook-website package were installed using the commands given below,
$ sudo dpkg-query -l | grep docbook-website *
You will get with docbook-website package name, version, architecture and description in a table
| Distro | Ubuntu 16 04 lts xenial xerus |
| Section | Text Processing |
| Package | docbook-website |
| Version | 2.5.0.0-8 |
| Description | XML Website DTD and XSL Stylesheets |
| Sub Section | Text |