| article html file updated | 11 February 2020 08:47 CET | Update | https://www.mdpi.com/1996-1073/12/2/239 |
| article html file updated | 13 October 2019 08:11 CEST | Update | N/A |
| article html file updated | 27 April 2019 06:55 CEST | Update | N/A |
| article html file updated | 13 April 2019 03:02 CEST | Update | N/A |
| article html file updated | 3 April 2019 03:07 CEST | Update | N/A |
| article html file updated | 29 January 2019 09:43 CET | Update | N/A |
| article html file updated | 21 January 2019 04:31 CET | Update | N/A |
| article pdf uploaded. | 21 January 2019 04:30 CET | Updated version of record | https://www.mdpi.com/1996-1073/12/2/239/pdf |
| article xml uploaded. | 21 January 2019 04:30 CET | Update | https://www.mdpi.com/1996-1073/12/2/239/xml |
| article xml file uploaded | 21 January 2019 04:30 CET | Update | N/A |
| article html file updated | 15 January 2019 02:02 CET | Original file | N/A |
| article pdf uploaded. | 14 January 2019 12:39 CET | Version of Record | https://www.mdpi.com/1996-1073/12/2/239/pdf-vor |
| article xml uploaded. | 14 January 2019 12:39 CET | Update | N/A |
| article xml file uploaded | 14 January 2019 12:38 CET | Original file | N/A |