| article html file updated | 6 February 2020 16:04 CET | Update | https://www.mdpi.com/1996-1073/8/2/1529 |
| article html file updated | 20 September 2019 18:07 CEST | Update | - |
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| article xml file uploaded | 28 February 2015 03:09 CET | Original file | https://www.mdpi.com/1996-1073/8/2/1529/xml |
| article pdf uploaded. | 17 February 2015 11:47 CET | Version of Record | https://www.mdpi.com/1996-1073/8/2/1529/pdf |
