Manton I., Sutherland J., McCully M. (1976a) Fine structural observations on coccolithophorids from South Alaska in the genera Papposphaera Tangen and Pappomonas Manton et Oates. Br. Phycol. J. 11: 225–238
Manton I., Sutherland J., Oates K. (1976b) Arctic coccolithophorids: two species of Turrisphaera gen. nov. from West Greenland, Alaska and the Northwest Passage. Proc. Royal Soc. London, Ser. B. Biol. Sci. 194: 179–194
McNeill et al. (2012) International Code of Nomenclature for algae, fungi, and plants (Melbourne Code). Regnum Vegetabile 154. Koeltz Scientific Books. ISBN 978-3-87429-425-6
Moestrup Ø., Thomsen H. A. (1980) Preparation of shadow-cast whole mounts. In: Handbook of Phycological methods. Vol. III. (Ed. E. Gantt). Cambridge 385–390
Thomsen H. A. (1981) Identification by electron microscopy of nanoplanktonic coccolithophorids (Prymnesiophyceae) from West Greenland, including the description of Papposphaera sarion sp. nov. Br. Phycol. J. 16: 77–94
Thomsen H. A., Buck K. R., Coale S. L., Garrison D. L., Gowing M. M. (1988) Nanoplanktonic coccolithophorids (Prymnesiophyceae, Haptophyceae) from the Weddell Sea, Antarctica. Nord. J. Bot. 8: 419–436
Thomsen H. A., Egge J. K. (2016). Papposphaera heldalii sp. nov. (Haptophyta, Papposphaeraceae) from Svalbard. Acta Protozool. (in prep.)
Thomsen H. A., Heldal M., Østergaard J. B. (2016a) Coccolithophores in polar waters: Papposphaera sarion HET and HOL revisited. Micropaleontology (in press)
Thomsen H. A., Heldal M., Østergaard J. B. (2016b) Coccolithophores in polar waters: Papposphaera arctica HET and HOL revisited. Micropaleontology (in press)
Thomsen H. A., Østergaard J. B. (2014a) Coccolithophorids in polar waters: Calciarcus spp. revisited. Acta Protozool. 53: 145–157
Thomsen H. A., Østergaard J. B. (2016) Papposphaera iugifera nov. sp. from West Greenland, Svalbard, and the Baltic Sea. Rev. de Micropal. (in press)
Thomsen H. A., Østergaard J. B., Hansen L. E. (1991) Heteromorphic life histories in Arctic coccolithophorids (Prymnesiophyceae). J. Phycol. 27: 634–642
Thomsen H. A., Østergaard J. B., Heldal M. (2013) Coccolithophorids in polar waters: Wigwamma spp. revisited. Acta Protozool. 52: 237–256
Young J. R., Bergen J. A., Bown P. R., Burnett J. A., Fiorentino A., Jordan R. W., Kleijne A., van Niel B. E., Romein A. J. T., von Salis K. (1997) Guidelines for coccolith and calcareous nannofossil terminology. Palaeontology 40: 875–912
Young J., Geisen M., Cros L., Kleijne A., Sprengel C., Probert I., Østergaard J. (2003) A guide to extant coccolithophore taxonomy. J. Nannopl. Res. Special Issue 1: 1–132
Young J. R., Bown P. R., Lees J. A. (eds) Nannotax3 website. International Nannoplankton Association. 13 June 2015. URL: http://Coccolithophores/Coccolith families inc sed/Papposphaeraceae/Papposphaera/Papposphaera lepida