Picea critchfieldii (Ukrainian Wikipedia)

Analysis of information sources in references of the Wikipedia article "Picea critchfieldii" in Ukrainian language version.

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doi.org

Jackson, Stephen T.; Weng, Chengyu (23 листопада 1999). Late Quaternary extinction of a tree species in eastern North America. Proceedings of the National Academy of Sciences (англ.). 96 (24): 13847—13852. Bibcode:1999PNAS...9613847J. doi:10.1073/pnas.96.24.13847. ISSN 0027-8424. PMC 24153. PMID 10570161.

harvard.edu

ui.adsabs.harvard.edu

Jackson, Stephen T.; Weng, Chengyu (23 листопада 1999). Late Quaternary extinction of a tree species in eastern North America. Proceedings of the National Academy of Sciences (англ.). 96 (24): 13847—13852. Bibcode:1999PNAS...9613847J. doi:10.1073/pnas.96.24.13847. ISSN 0027-8424. PMC 24153. PMID 10570161.

nih.gov

ncbi.nlm.nih.gov

Jackson, Stephen T.; Weng, Chengyu (23 листопада 1999). Late Quaternary extinction of a tree species in eastern North America. Proceedings of the National Academy of Sciences (англ.). 96 (24): 13847—13852. Bibcode:1999PNAS...9613847J. doi:10.1073/pnas.96.24.13847. ISSN 0027-8424. PMC 24153. PMID 10570161.

pubmed.ncbi.nlm.nih.gov

Jackson, Stephen T.; Weng, Chengyu (23 листопада 1999). Late Quaternary extinction of a tree species in eastern North America. Proceedings of the National Academy of Sciences (англ.). 96 (24): 13847—13852. Bibcode:1999PNAS...9613847J. doi:10.1073/pnas.96.24.13847. ISSN 0027-8424. PMC 24153. PMID 10570161.

worldcat.org

search.worldcat.org

Jackson, Stephen T.; Weng, Chengyu (23 листопада 1999). Late Quaternary extinction of a tree species in eastern North America. Proceedings of the National Academy of Sciences (англ.). 96 (24): 13847—13852. Bibcode:1999PNAS...9613847J. doi:10.1073/pnas.96.24.13847. ISSN 0027-8424. PMC 24153. PMID 10570161.