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+# References
+
+## General
+
+* [Debian New Maintainers' Guide](https://www.debian.org/doc/manuals/maint-guide/).
+* [Debian Developer's Reference](https://www.debian.org/doc/manuals/developers-reference/)
+* [Debian Policy Manual](https://www.debian.org/doc/debian-policy/).
+* [Guide for Debian Maintainers](https://www.debian.org/doc/manuals/debmake-doc/index.en.html)
+* [Overview — Ubuntu Packaging Guide](http://packaging.ubuntu.com/html/).
+* [Debugging Debian package installations](http://mdcc.cx/debian/debugging_debian_package_installations.html).
+* [Quick Debian development guide - anarcat](https://anarc.at/software/debian-development/ "Quick Debian development guide - anarcat")
+
+## Pbuilder and cowbuilder
+
+* [PbuilderTricks](https://wiki.debian.org/PbuilderTricks).
+* [cowbuilder](https://wiki.debian.org/cowbuilder).
+
+## Sbuild
+
+* [sbuild - Debian Wiki](https://wiki.debian.org/sbuild#Delete_a_chroot "sbuild - Debian Wiki")
+  * [sbuild-debian-developer-setup(1) — sbuild — Debian unstable — Debian Manpages](https://manpages.debian.org/unstable/sbuild/sbuild-debian-developer-setup.1 "sbuild-debian-developer-setup(1) — sbuild — Debian unstable — Debian Manpages")
+
+## Backporting
+
+* [Backporting Debian packages with pbuilder](http://www.tolaris.com/2009/03/31/backporting-debian-packages-with-pbuilder/).
+* [Using pbuilder to backport Debian packages](http://edseek.com/~jasonb/articles/pbuilder_backports/).
+* [BuildingFormalBackports - Debian Wiki](https://wiki.debian.org/BuildingFormalBackports#Building_multi-dependencies_packages).
+
+## Packaging with git
+
+* [Co-maintaining a Debian package with Git and git-buildpackage | workaround.org](https://workaround.org/debian-git-comaintenance).
+* [PackagingWithGit - Debian Wiki](https://wiki.debian.org/PackagingWithGit).
+* [Building Debian Packages with git-buildpackage](http://honk.sigxcpu.org/projects/git-buildpackage/manual-html/gbp.html).
+
+## Linting
+
+* [Lintian Tag](https://lintian.debian.org/tags "Lintian Tag") list.
+
+## Piuparts
+
+* [piuparts - Debian Wiki](https://wiki.debian.org/piuparts)
+* [piuparts.debian.org/doc/README.txt](https://piuparts.debian.org/doc/README.txt)
+
+## Security and Hardening
+
+* [Hardening - Debian Wiki](https://wiki.debian.org/Hardening)
+* [ServiceSandboxing - Debian Wiki](https://wiki.debian.org/ServiceSandboxing)
+
+## Account handling
+
+* [AccountHandlingInMaintainerScripts - Debian Wiki](https://wiki.debian.org/AccountHandlingInMaintainerScripts "AccountHandlingInMaintainerScripts - Debian Wiki")
+  * [How Debian package should create user accounts? - Unix & Linux Stack Exchange](https://unix.stackexchange.com/questions/47880/how-debian-package-should-create-user-accounts "How Debian package should create user accounts? - Unix & Linux Stack Exchange")
+
+## Systemd
+
+* [Teams/pkg-systemd/Packaging - Debian Wiki](https://wiki.debian.org/Teams/pkg-systemd/Packaging "Teams/pkg-systemd/Packaging - Debian Wiki")
+  * [How can I Debian-package a python application with a systemd unit using stdeb3/py2dsc and dpkg-buildpackage? - Stack Overflow](https://stackoverflow.com/questions/64345965/how-can-i-debian-package-a-python-application-with-a-systemd-unit-using-stdeb3-p "How can I Debian-package a python application with a systemd unit using stdeb3/py2dsc and dpkg-buildpackage? - Stack Overflow")
+  * [packaging - How to package a systemd service? - Ask Ubuntu](https://askubuntu.com/questions/746094/how-to-package-a-systemd-service "packaging - How to package a systemd service? - Ask Ubuntu")
+  * [configuration - How do I override or configure systemd services? - Ask Ubuntu](https://askubuntu.com/questions/659267/how-do-i-override-or-configure-systemd-services#659268 "configuration - How do I override or configure systemd services? - Ask Ubuntu")
+
+## SysUser
+
+* [Teams/Dpkg/Spec/SysUser - Debian Wiki](https://wiki.debian.org/Teams/Dpkg/Spec/SysUser)
+* [dh_sysuser(1) — dh-sysuser — Debian testing — Debian Manpages](https://manpages.debian.org/testing/dh-sysuser/dh_sysuser.1.en.html)
+* [Debian / dh-sysuser · GitLab](https://salsa.debian.org/debian/dh-sysuser)
+* [dh-sysuser. Yesterday I’ve discovered a dh-sysuser… | by George Shuklin | OpsOps | Medium](https://medium.com/opsops/dh-sysuser-6bd3e3d623dd)