| article html file updated | 15 August 2026 14:34 CEST | Update | https://www.mdpi.com/1996-1073/12/2/228 |
| article html file updated | 11 February 2020 08:31 CET | Update | N/A |
| article html file updated | 13 October 2019 06:43 CEST | Update | N/A |
| article html file updated | 27 April 2019 07:30 CEST | Update | N/A |
| article html file updated | 13 April 2019 03:38 CEST | Update | N/A |
| article html file updated | 3 April 2019 02:28 CEST | Update | N/A |
| article html file updated | 29 January 2019 08:57 CET | Update | N/A |
| article html file updated | 13 January 2019 02:07 CET | Original file | N/A |
| article pdf uploaded. | 12 January 2019 10:58 CET | Version of Record | https://www.mdpi.com/1996-1073/12/2/228/pdf |
| article xml uploaded. | 12 January 2019 10:58 CET | Update | https://www.mdpi.com/1996-1073/12/2/228/xml |
| article xml file uploaded | 12 January 2019 10:58 CET | Original file | N/A |
