1. Aspaas, Per Pippin 2008. Maximilian Hell's invitation to Norway. Comm. in Asteroseismology, 49: 10-20.
2. Aspaas, Per Pippin 2012a. Maximilian Hellin ja Johannes Sajnovicsin "Expeditio litteraria ad Polum arcticum" ja suomalais-ugrilaisen kielentutkimuksen synty. In: Osmo Pekonen and Johan Stén, eds. Lapin tuhat tarinaa. Ranua: Mäntykustannus 65-88.
3. Aspaas, Per Pippin 2012b. MaximilianusHell (1720-1792) and the eighteenth-century transits of Venus. https://munin.uit.no/handle/10037/4178.
4. Aspaas, Per Pippin and László Kontler 2015. Before and after 1773: Central European Jesuits, the politics of language and discourses of identity in the late eighteenth century Habsburg Monarchy. In: Gábor Almási and Lav Šubarić (eds.), Latin at the crossroads of identity: The evolution of linguistic nationalism in the Kingdom of Hungary. Leiden andBoston: Brill, 95-120
5. Aspass, Per Pippin and Kontler, László 2019. Maximilian Hell (1720-92) and the ends of Jesuit science in enlightenment Europe. Jesuit Studies,Volume 27. Leiden andBoston: Brill