Scimago Journal & Country Rank

Proceedings of the Drilling Conference

SJR

The SJR is a size-independent prestige indicator that ranks journals by their 'average prestige per article'. It is based on the idea that 'all citations are not created equal'. SJR is a measure of scientific influence of journals that accounts for both the number of citations received by a journal and the importance or prestige of the journals where such citations come from It measures the scientific influence of the average article in a journal, it expresses how central to the global scientific discussion an average article of the journal is.

YearSJR
19990.100
20000.111
20020.236
20030.112
20040.215
20050.129
20060.160
20070.201
Total Documents

Evolution of the number of published documents. All types of documents are considered, including citable and non citable documents.

YearDocuments
19990
20000
200198
200276
200347
2004102
20050
20060
20070
Citations per document

This indicator counts the number of citations received by documents from a journal and divides them by the total number of documents published in that journal. The chart shows the evolution of the average number of times documents published in a journal in the past two, three and four years have been cited in the current year. The two years line is equivalent to journal impact factor ™ (Thomson Reuters) metric.

Cites per documentYearValue
Cites / Doc. (4 years)19990.101
Cites / Doc. (4 years)20000.170
Cites / Doc. (4 years)20010.180
Cites / Doc. (4 years)20020.224
Cites / Doc. (4 years)20030.218
Cites / Doc. (4 years)20040.330
Cites / Doc. (4 years)20050.365
Cites / Doc. (4 years)20060.329
Cites / Doc. (4 years)20070.188
Cites / Doc. (3 years)19990.101
Cites / Doc. (3 years)20000.202
Cites / Doc. (3 years)20010.000
Cites / Doc. (3 years)20020.224
Cites / Doc. (3 years)20030.218
Cites / Doc. (3 years)20040.330
Cites / Doc. (3 years)20050.404
Cites / Doc. (3 years)20060.322
Cites / Doc. (3 years)20070.127
Cites / Doc. (2 years)19990.124
Cites / Doc. (2 years)20000.000
Cites / Doc. (2 years)20010.000
Cites / Doc. (2 years)20020.224
Cites / Doc. (2 years)20030.218
Cites / Doc. (2 years)20040.374
Cites / Doc. (2 years)20050.456
Cites / Doc. (2 years)20060.245
Cites / Doc. (2 years)20070.000
Total Cites 
Self-Cites

Evolution of the total number of citations and journal's self-citations received by a journal's published documents during the three previous years.
Journal Self-citation is defined as the number of citation from a journal citing article to articles published by the same journal.

CitesYearValue
Self Cites19990
Self Cites20000
Self Cites20010
Self Cites20025
Self Cites20033
Self Cites200419
Self Cites20050
Self Cites20060
Self Cites20070
Total Cites199916
Total Cites200018
Total Cites20010
Total Cites200222
Total Cites200338
Total Cites200473
Total Cites200591
Total Cites200648
Total Cites200713
External Cites per Doc 
Cites per Doc

Evolution of the number of total citation per document and external citation per document (i.e. journal self-citations removed) received by a journal's published documents during the three previous years. External citations are calculated by subtracting the number of self-citations from the total number of citations received by the journal’s documents.

CitesYearValue
External Cites per document19990.101
External Cites per document20000.202
External Cites per document20010
External Cites per document20020.173
External Cites per document20030.201
External Cites per document20040.244
External Cites per document20050.404
External Cites per document20060.322
External Cites per document20070.127
Cites per document19990.101
Cites per document20000.202
Cites per document20010.000
Cites per document20020.224
Cites per document20030.218
Cites per document20040.330
Cites per document20050.404
Cites per document20060.322
Cites per document20070.127
% International Collaboration

International Collaboration accounts for the articles that have been produced by researchers from several countries. The chart shows the ratio of a journal's documents signed by researchers from more than one country; that is including more than one country address.

YearInternational Collaboration
19990
20000
20010.00
200232.89
200338.30
200451.96
20050
20060
20070
Citable documents 
Non-citable documents

Not every article in a journal is considered primary research and therefore "citable", this chart shows the ratio of a journal's articles including substantial research (research articles, conference papers and reviews) in three year windows vs. those documents other than research articles, reviews and conference papers.

DocumentsYearValue
Non-citable documents19992
Non-citable documents20001
Non-citable documents20010
Non-citable documents20022
Non-citable documents20033
Non-citable documents20044
Non-citable documents20053
Non-citable documents20062
Non-citable documents20071
Citable documents1999157
Citable documents200088
Citable documents20010
Citable documents200296
Citable documents2003171
Citable documents2004217
Citable documents2005222
Citable documents2006147
Citable documents2007101
Cited documents 
Uncited documents

Ratio of a journal's items, grouped in three years windows, that have been cited at least once vs. those not cited during the following year.

DocumentsYearValue
Uncited documents1999145
Uncited documents200078
Uncited documents20010
Uncited documents200282
Uncited documents2003143
Uncited documents2004176
Uncited documents2005170
Uncited documents2006113
Uncited documents200791
Cited documents199914
Cited documents200011
Cited documents20010
Cited documents200216
Cited documents200331
Cited documents200445
Cited documents200555
Cited documents200636
Cited documents200711
% Female Authors

Evolution of the percentage of female authors.

YearFemale Percent
19990.00
20000.00
20013.76
20024.14
20033.54
20046.56
20050.00
20060.00
20070.00
Documents cited by public policy (Overton)

Evolution of the number of documents cited by public policy documents according to Overton database.

DocumentsYearValue
Overton19990
Overton20000
Overton20010
Overton20021
Overton20030
Overton20041
Overton20050
Overton20060
Overton20070
Documents related to SDGs (UN)

Evoution of the number of documents related to Sustainable Development Goals defined by United Nations. Available from 2018 onwards.

DocumentsYearValue
Scimago Journal & Country Rank
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Metrics based on Scopus® data as of March 2024
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