| article html file updated | 11 February 2020 16:27 CET | Update | https://www.mdpi.com/2227-7102/9/1/41 |
| article html file updated | 26 April 2019 15:55 CEST | Update | - |
| article html file updated | 12 April 2019 11:40 CEST | Update | - |
| article html file updated | 10 April 2019 21:21 CEST | Update | - |
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| article html file updated | 1 March 2019 02:26 CET | Update | - |
| article html file updated | 16 February 2019 07:39 CET | Original file | - |
| article pdf uploaded. | 16 February 2019 07:36 CET | Version of Record | https://www.mdpi.com/2227-7102/9/1/41/pdf |
| article xml uploaded. | 16 February 2019 07:36 CET | Update | https://www.mdpi.com/2227-7102/9/1/41/xml |
| article xml file uploaded | 16 February 2019 07:36 CET | Original file | - |
