dot2tex software package provides Graphviz to LaTeX converter, 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 dot2tex
dot2tex is installed in your system.
Make ensure the dot2tex package were installed using the commands given below,
$ sudo dpkg-query -l | grep dot2tex *
You will get with dot2tex package name, version, architecture and description in a table
| Distro | Ubuntu 16 04 lts xenial xerus |
| Section | Graphics |
| Package | dot2tex |
| Version | 2.9.0-2 |
| Description | Graphviz to LaTeX converter |
| Sub Section | Graphics |