Louis, E.E.; Sefczek, T.M.; Raharivololona, B.; King, T.; Morelli, T.L.; Baden, A. (2020). “Varecia variegata”. The IUCN Red List of Threatened Species2020: e.T22918A115574178. doi:10.2305/IUCN.UK.2020-2.RLTS.T22918A115574178.en.
Louis, E.E.; Sefczek, T.M.; Raharivololona, B.; King, T.; Morelli, T.L.; Baden, A. (2020). “Varecia variegata ssp. subcincta”. The IUCN Red List of Threatened Species2020: e.T136934A115587032. doi:10.2305/IUCN.UK.2020-2.RLTS.T136934A115587032.en.
Louis, E.E.; Sefczek, T.M.; Raharivololona, B.; King, T.; Morelli, T.L.; Baden, A. (2020). “Varecia variegata ssp”. The IUCN Red List of Threatened Species2020: e.T22919A115574404. doi:10.2305/IUCN.UK.2020-2.RLTS.T22919A115574404.en.
Louis, E.E.; Sefczek, T.M.; Raharivololona, B.; King, T.; Morelli, T.L.; Baden, A. (2020). “Varecia variegata ssp. editorum”. The IUCN Red List of Threatened Species2020: e.T136895A115586802. doi:10.2305/IUCN.UK.2020-2.RLTS.T136895A115586802.en.