| article html file updated | 11 February 2020 09:47 CET | Update | https://www.mdpi.com/2079-9721/7/1/9 |
| article html file updated | 13 October 2019 13:27 CEST | Update | - |
| article html file updated | 27 April 2019 04:49 CEST | Update | - |
| article html file updated | 13 April 2019 00:53 CEST | Update | - |
| article html file updated | 10 April 2019 16:58 CEST | Update | - |
| article html file updated | 3 April 2019 05:29 CEST | Update | - |
| article html file updated | 28 January 2019 03:54 CET | Original file | - |
| article pdf uploaded. | 28 January 2019 03:53 CET | Updated version of record | https://www.mdpi.com/2079-9721/7/1/9/pdf |
| article xml uploaded. | 28 January 2019 03:53 CET | Update | https://www.mdpi.com/2079-9721/7/1/9/xml |
| article xml file uploaded | 28 January 2019 03:53 CET | Update | - |
| article pdf uploaded. | 17 January 2019 16:03 CET | Updated version of record | https://www.mdpi.com/2079-9721/7/1/9/pdf-vor |
| article pdf uploaded. | 17 January 2019 16:02 CET | Version of Record | https://www.mdpi.com/2079-9721/7/1/9/pdf-vor |
| article xml file uploaded | 17 January 2019 16:02 CET | Original file | - |
