https://archlinux.org/packages/extra/any/adobe-source-serif-fonts/
Arch Linux - adobe-source-serif-fonts 4.005-2 (any)
arch linuxsource serifadobefonts
https://fonts.adobe.com/fonts/source-serif
Source Serif | Adobe Fonts
Explore Source Serif designed by Frank Grießhammer at Adobe Fonts.
source serifadobe fonts
https://www.parabola.nu/packages/extra/x86_64/adobe-source-han-serif-otc-fonts/
Parabola GNU/Linux-libre - adobe-source-han-serif-otc-fonts 2.003-2 (x86_64)
gnu linuxparabola