| article html file updated | 7 February 2020 19:23 CET | Update | https://www.mdpi.com/1996-1073/9/12/1036 |
| article html file updated | 22 September 2019 10:11 CEST | Update | - |
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| article html file updated | 28 December 2016 09:01 CET | Update | - |
| article html file updated | 9 December 2016 14:42 CET | Original file | - |
| article xml uploaded. | 9 December 2016 14:41 CET | Original file | https://www.mdpi.com/1996-1073/9/12/1036/xml |
| article pdf uploaded. | 9 December 2016 14:41 CET | Version of Record | https://www.mdpi.com/1996-1073/9/12/1036/pdf |
