| article html file updated | 11 February 2020 14:44 CET | Update | https://www.mdpi.com/2218-1989/9/2/30 |
| article html file updated | 14 October 2019 17:07 CEST | Update | - |
| article html file updated | 26 April 2019 19:14 CEST | Update | - |
| article html file updated | 12 April 2019 15:11 CEST | Update | - |
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| article html file updated | 4 March 2019 02:50 CET | Update | - |
| article html file updated | 28 February 2019 18:35 CET | Update | - |
| article html file updated | 22 February 2019 03:14 CET | Update | - |
| article xml uploaded. | 22 February 2019 03:10 CET | Update | https://www.mdpi.com/2218-1989/9/2/30/xml |
| article pdf uploaded. | 22 February 2019 03:10 CET | Updated version of record | https://www.mdpi.com/2218-1989/9/2/30/pdf |
| article xml file uploaded | 22 February 2019 03:10 CET | Update | - |
| article html file updated | 22 February 2019 02:30 CET | Original file | - |
| article pdf uploaded. | 21 February 2019 12:52 CET | Updated version of record | https://www.mdpi.com/2218-1989/9/2/30/pdf-vor |
| article xml uploaded. | 21 February 2019 12:52 CET | Update | - |
| article xml file uploaded | 21 February 2019 12:52 CET | Update | - |
| article pdf uploaded. | 9 February 2019 14:51 CET | Version of Record | https://www.mdpi.com/2218-1989/9/2/30/pdf-vor |
| article xml file uploaded | 9 February 2019 14:51 CET | Original file | - |
