| article html file updated | 11 February 2020 15:49 CET | Update | https://www.mdpi.com/2227-7390/7/2/169 |
| article html file updated | 14 October 2019 22:42 CEST | Update | - |
| article html file updated | 26 April 2019 17:13 CEST | Update | - |
| article html file updated | 12 April 2019 13:08 CEST | Update | - |
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| article html file updated | 4 March 2019 12:59 CET | Update | - |
| article html file updated | 28 February 2019 23:23 CET | Update | - |
| article html file updated | 15 February 2019 13:11 CET | Original file | - |
| article pdf uploaded. | 15 February 2019 13:09 CET | Updated version of record | https://www.mdpi.com/2227-7390/7/2/169/pdf |
| article xml uploaded. | 15 February 2019 13:09 CET | Update | https://www.mdpi.com/2227-7390/7/2/169/xml |
| article xml file uploaded | 15 February 2019 13:09 CET | Update | - |
| article pdf uploaded. | 13 February 2019 16:33 CET | Version of Record | https://www.mdpi.com/2227-7390/7/2/169/pdf-vor |
| article xml file uploaded | 13 February 2019 16:33 CET | Original file | - |
