fonts-gfs-porson software package provides Greek font (Porson revival), you can install in your Ubuntu 17.04 (Zesty Zapus) by running the commands given below on the terminal,
$ sudo apt-get update $ sudo apt-get install fonts-gfs-porson
fonts-gfs-porson is installed in your system.
Make ensure the fonts-gfs-porson package were installed using the commands given below,
$ sudo dpkg-query -l | grep fonts-gfs-porson *
You will get with fonts-gfs-porson package name, version, architecture and description in a table
| Distro | Ubuntu 17 04 zesty zapus |
| Section | Fonts |
| Package | fonts-gfs-porson |
| Version | 1.1-6 |
| Description | Greek font (Porson revival) |
| Sub Section | Fonts |