@misc{Glep37,
    author = {Jason Stubbs},
    title = {{GLEP} 37: Virtuals deprecation},
    year = 2005,
    month = Apr,
    howpublished = "\url{https://www.gentoo.org/glep/glep-0037.html}"
}

@misc{Glep44,
    author = {Marius Mauch},
    title = {{GLEP} 44: Manifest2 format},
    year = 2005,
    month = Dec,
    howpublished = "\url{https://www.gentoo.org/glep/glep-0044.html}"
}

@misc{Glep55,
    author = {Piotr Jaroszyński},
    title = {{GLEP} 55: Use {EAPI}-suffixed ebuilds},
    year = 2007,
    month = Dec,
    howpublished = "\url{https://www.gentoo.org/glep/glep-0055.html}"
}

@misc{Glep68,
    author = {Michał Górny},
    title = {{GLEP} 68: Package and category metadata},
    year = 2016,
    month = Apr,
    howpublished = "\url{https://www.gentoo.org/glep/glep-0068.html}"
}