Helgi Jónsson (English Wikipedia)

Analysis of information sources in references of the Wikipedia article "Helgi Jónsson" in English language version.

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1books.google.com

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1biodiversitylibrary.org

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biodiversitylibrary.org

Jónsson, Helgi; Carlsbergfondet (Copenhagen, Denmark) (1912). Rosenvinge, L. Kolderup; Warming, Eugenius (eds.). The marine algal vegetation. Botany of Iceland. Vol. 1. Copenhagen: J. Frimodt. pp. 1–186. doi:10.5962/bhl.title.60251. OCLC 17533950.

books.google.com

Islandica, Volumes 5-8 Google Books

doi.org

Jónsson, Helgi; Carlsbergfondet (Copenhagen, Denmark) (1912). Rosenvinge, L. Kolderup; Warming, Eugenius (eds.). The marine algal vegetation. Botany of Iceland. Vol. 1. Copenhagen: J. Frimodt. pp. 1–186. doi:10.5962/bhl.title.60251. OCLC 17533950.

ipni.org

International Plant Names Index. Jónss.

worldcat.org

search.worldcat.org

Jónsson, Helgi; Carlsbergfondet (Copenhagen, Denmark) (1912). Rosenvinge, L. Kolderup; Warming, Eugenius (eds.). The marine algal vegetation. Botany of Iceland. Vol. 1. Copenhagen: J. Frimodt. pp. 1–186. doi:10.5962/bhl.title.60251. OCLC 17533950.