| article html file updated | 6 February 2020 16:02 CET | Update | https://www.mdpi.com/2227-7102/5/1/10 |
| article html file updated | 20 September 2019 18:04 CEST | Update | - |
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| article html file updated | 27 October 2017 09:21 CEST | Update | - |
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| article xml file uploaded | 17 March 2015 05:03 CET | Update | https://www.mdpi.com/2227-7102/5/1/10/xml |
| article html file updated | 28 February 2015 03:09 CET | Original file | - |
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| article pdf uploaded. | 26 February 2015 10:34 CET | Updated version of record | https://www.mdpi.com/2227-7102/5/1/10/pdf |
| article pdf uploaded. | 16 February 2015 15:08 CET | Version of Record | https://www.mdpi.com/2227-7102/5/1/10/pdf-vor |
