Scimago Journal & Country Rank

Songklanakarin Journal of Science and Technologyopen access

Country Thailand  - SIR icon SIR Ranking of Thailand
H Index
Subject Area and CategoryMultidisciplinary
PublisherSamnakngan Athikanbodi
Publication typeJournals
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The set of journals have been ranked according to their SJR and divided into four equal groups, four quartiles. Q1 (green) comprises the quarter of the journals with the highest values, Q2 (yellow) the second highest values, Q3 (orange) the third highest values and Q4 (red) the lowest values.


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.

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)20060.000
Cites / Doc. (4 years)20070.064
Cites / Doc. (4 years)20080.123
Cites / Doc. (4 years)20090.192
Cites / Doc. (4 years)20100.331
Cites / Doc. (4 years)20110.451
Cites / Doc. (4 years)20120.552
Cites / Doc. (4 years)20130.575
Cites / Doc. (4 years)20140.699
Cites / Doc. (4 years)20150.644
Cites / Doc. (4 years)20160.642
Cites / Doc. (4 years)20170.542
Cites / Doc. (3 years)20060.000
Cites / Doc. (3 years)20070.064
Cites / Doc. (3 years)20080.123
Cites / Doc. (3 years)20090.192
Cites / Doc. (3 years)20100.310
Cites / Doc. (3 years)20110.495
Cites / Doc. (3 years)20120.400
Cites / Doc. (3 years)20130.634
Cites / Doc. (3 years)20140.715
Cites / Doc. (3 years)20150.433
Cites / Doc. (3 years)20160.522
Cites / Doc. (3 years)20170.552
Cites / Doc. (2 years)20060.000
Cites / Doc. (2 years)20070.064
Cites / Doc. (2 years)20080.123
Cites / Doc. (2 years)20090.153
Cites / Doc. (2 years)20100.318
Cites / Doc. (2 years)20110.394
Cites / Doc. (2 years)20120.314
Cites / Doc. (2 years)20130.656
Cites / Doc. (2 years)20140.589
Cites / Doc. (2 years)20150.367
Cites / Doc. (2 years)20160.544
Cites / Doc. (2 years)20170.450
Total 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.

Self Cites20060
Self Cites20072
Self Cites20085
Self Cites20097
Self Cites20106
Self Cites20119
Self Cites20128
Self Cites20138
Self Cites20147
Self Cites20155
Self Cites201610
Self Cites20178
Total Cites20060
Total Cites20079
Total Cites200840
Total Cites200987
Total Cites2010125
Total Cites2011151
Total Cites2012106
Total Cites2013168
Total Cites2014193
Total Cites2015117
Total Cites2016141
Total Cites2017149
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.

External Cites per document20060
External Cites per document20070.050
External Cites per document20080.108
External Cites per document20090.176
External Cites per document20100.295
External Cites per document20110.466
External Cites per document20120.370
External Cites per document20130.604
External Cites per document20140.689
External Cites per document20150.415
External Cites per document20160.485
External Cites per document20170.522
Cites per document20060.000
Cites per document20070.064
Cites per document20080.123
Cites per document20090.192
Cites per document20100.310
Cites per document20110.495
Cites per document20120.400
Cites per document20130.634
Cites per document20140.715
Cites per document20150.433
Cites per document20160.522
Cites per document20170.552
% 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
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.

Non-citable documents20060
Non-citable documents20071
Non-citable documents20082
Non-citable documents20093
Non-citable documents20103
Non-citable documents20112
Non-citable documents20121
Non-citable documents20130
Non-citable documents20140
Non-citable documents20150
Non-citable documents20160
Non-citable documents20170
Citable documents20060
Citable documents2007141
Citable documents2008324
Citable documents2009454
Citable documents2010403
Citable documents2011305
Citable documents2012265
Citable documents2013265
Citable documents2014270
Citable documents2015270
Citable documents2016270
Citable documents2017270
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.

Uncited documents20060
Uncited documents2007134
Uncited documents2008295
Uncited documents2009399
Uncited documents2010328
Uncited documents2011212
Uncited documents2012190
Uncited documents2013162
Uncited documents2014160
Uncited documents2015189
Uncited documents2016178
Uncited documents2017174
Cited documents20060
Cited documents20078
Cited documents200831
Cited documents200958
Cited documents201078
Cited documents201195
Cited documents201276
Cited documents2013103
Cited documents2014110
Cited documents201581
Cited documents201692
Cited documents201796
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