LAVATAR. Of ghostes and spirites, walking by night: and of straunge noyses, crackes, and sundrie forewarnings: which commonly happen before the death of men: great slaughters, and alterations of kingdoms.. [s.l.] : [s.n.]. Dostupné online.
On Certain Low-Lying Meteors. Knowledge & illustrated scientific news (LONDON: WITHERBY & CO., 326, HIGH HOLBORN, W.C.), roč. XVI, s. 48. Dostupné online.
BLESSON. Observations on the Ignis Fatuus, or Will-with-the-Wisp, Falling Stars, and Thunder Storms. The Edinburgh New Philosophical Journal. Dostupné online.
owlpages.com
SILCOCK, Fred. A Review of accounts of luminosity in Barn Owls Tyto alba (Page 1 of 5) [online]. The Owl Pages, [cit. 2021-03-05]. Dostupné online. (po anglicky)
palass-pubs.org
newsletter.palass-pubs.org
ZALASIEWICZ. The spirit of biodiversity. The Palaeontology Newsletter. Dostupné online [cit. 2021-03-05]. Archivované 2011-07-27 z originálu.
radicalmatters.com
GARLASCHELLI; BOSCHETTI. On the track of the Will-O'-The-Wisp. [s.l.] : Èskathon Publishing. Dostupné online.
rsarchive.org
wn.rsarchive.org
The Fairy Tale of the Green Snake and the Beautiful Lily [online]. wn.rsarchive.org, None, [cit. 2021-03-05]. Dostupné online. (po anglicky)