| article html file updated | 30 August 2025 12:14 CEST | Update | https://www.mdpi.com/2220-9964/8/2/97 |
| article html file updated | 19 July 2022 10:09 CEST | Update | - |
| article html file updated | 11 February 2020 17:36 CET | Update | - |
| article html file updated | 15 October 2019 09:20 CEST | Update | - |
| article html file updated | 26 April 2019 13:28 CEST | Update | - |
| article html file updated | 12 April 2019 09:00 CEST | Update | - |
| article html file updated | 4 April 2019 00:41 CEST | Update | - |
| article html file updated | 1 March 2019 11:32 CET | Update | - |
| article html file updated | 1 March 2019 08:11 CET | Update | - |
| article html file updated | 26 February 2019 10:38 CET | Update | - |
| article html file updated | 21 February 2019 08:18 CET | Original file | - |
| article pdf uploaded. | 21 February 2019 08:17 CET | Version of Record | https://www.mdpi.com/2220-9964/8/2/97/pdf |
| article xml uploaded. | 21 February 2019 08:17 CET | Update | https://www.mdpi.com/2220-9964/8/2/97/xml |
| article xml file uploaded | 21 February 2019 08:16 CET | Original file | - |