Per Axel Rydberg (English Wikipedia)

Analysis of information sources in references of the Wikipedia article "Per Axel Rydberg" in English language version.

refsWebsite

Global rank English rank

low place

low place

low place

7,738^th place

2^nd place

2^nd place

1semanticscholar.org

11^th place

8^th place

3,075^th place

3,035^th place

doi.org

Nelson, Aven (1900). "Review of Catalogue of the Flora of Montana and Yellowstone National Park by Per Axel Rydberg". Botanical Gazette. 30: 61–64. doi:10.1086/328013. S2CID 83556923.

ipni.org

International Plant Names Index. Rydb.

nybg.org

nybg.org

Biographical Note, P. A. (Per Axel) Rydberg New York Botanical Garden

sciweb.nybg.org

"Per Axel Rydberg Records (1898-1929)". Mertz Library. The New York Botanical Garden. Retrieved October 1, 2020.

semanticscholar.org

api.semanticscholar.org

Nelson, Aven (1900). "Review of Catalogue of the Flora of Montana and Yellowstone National Park by Per Axel Rydberg". Botanical Gazette. 30: 61–64. doi:10.1086/328013. S2CID 83556923.

wku.edu

people.wku.edu

"Rydberg, Per Axel". wku.edu. Retrieved October 1, 2020.