Research areas

  1. Published

    The wild populations of Coffea arabica L. and the cultivated coffee

    Friis, Ib, 1979, Taxonomic Aspects of African Economic Botany: Proceedings of the IXth Plenary Meeting of AETFAT.. Kunkel, G. (ed.). Las Palmas de Gran Canaria., p. 63-68

    Research output: Chapter in Book/Report/Conference proceedingBook chapterResearch

  2. Published

    A reconsideration of the genera Monotheca and Spiniluma (Sapotaceae)

    Friis, Ib, 1978, In : Kew Bulletin. 33, p. 91-98

    Research output: Contribution to journalJournal articleResearchpeer-review

  3. Published

    East African bryophytes IV. Danish collections

    Bizot, M., Friis, Ib, Lewinsky, J. & Thamas, P., 1978, In : Lindbergia. 4, p. 259-284

    Research output: Contribution to journalJournal articleResearchpeer-review

  4. Published

    Properties of melting  3He: specific heat, entropy, latent heat and temperature

    Halperin, W. P., Rasmussen, F. B., Archie, C. N. & Richardson, R. C., 1978, In : Journal of Low Temperature Physics. 31, p. 617

    Research output: Contribution to journalJournal articleResearchpeer-review

  5. Published

    Specific heat of normal and superfluid 3He on the melting curve

    Halperin, W. P., Archie, C. N., Rasmussen, F. B., Alvesalo, T. & Richardson, R. C., 1 Mar 1976, In : Physical Review B. Condensed Matter and Materials Physics. 13, p. 2124-2131 8 p.

    Research output: Contribution to journalJournal articleResearchpeer-review

  6. Published

    Pelargonium boranense sp. nov. (Geraniaceae)

    Friis, Ib & Gilbert, M. G., 1976, In : Flowering Plants of Africa. 43, p. Tab. 1705 + 4 pp. text

    Research output: Contribution to journalJournal articleResearchpeer-review

  7. Published

    Omkring en berømt dansk botaniker i Indien [Nathanael Wallich]

    Friis, Ib & Hamann, O. J., 1976, In : Naturens Verden. 1976, 12, p. 393-408

    Research output: Contribution to journalJournal articleCommunication

  8. Published

    Progress made in the botanical exploration of Africa: Ethiopia

    Friis, Ib, 1976, In : Boissiera. 24, p. 599-599

    Research output: Contribution to journalJournal articleResearch

  9. Published

    Studies in the genus Haemanthus (Amaryllidaceae) IV. Division of the genus into Haemanthus s. str. and Scadoxus, with notes on Haemanthus s. str

    Friis, Ib & Nordal, I., 1976, In : Norwegian Journal of Botany. 23, p. 63-77

    Research output: Contribution to journalJournal articleResearchpeer-review

  10. Published

    Thermodynamic temperature scale derived from measurements of 3He latent heat

    Rasmussen, F. B., Halperin, W. P., Archie, C. N. & Richardson, R. C., 24 Mar 1975, In : Physical Review Letters. 34, 12, p. 718-721 4 p.

    Research output: Contribution to journalJournal articleResearchpeer-review