| article html file updated | 15 August 2026 00:08 CEST | Update | https://www.mdpi.com/2073-4425/9/4/192 |
| article html file updated | 30 August 2025 03:19 CEST | Update | N/A |
| article html file updated | 21 August 2025 19:52 CEST | Update | N/A |
| article html file updated | 16 July 2022 10:27 CEST | Update | N/A |
| article html file updated | 9 February 2020 12:24 CET | Update | N/A |
| article html file updated | 2 October 2019 06:12 CEST | Update | N/A |
| article html file updated | 1 May 2019 06:20 CEST | Update | N/A |
| article html file updated | 17 April 2019 06:25 CEST | Update | N/A |
| article html file updated | 29 March 2019 12:26 CET | Update | N/A |
| article html file updated | 1 May 2018 12:16 CEST | Update | N/A |
| article html file updated | 5 April 2018 14:44 CEST | Original file | N/A |
| article xml uploaded. | 5 April 2018 14:42 CEST | Update | https://www.mdpi.com/2073-4425/9/4/192/xml |
| article pdf uploaded. | 5 April 2018 14:42 CEST | Updated version of record | https://www.mdpi.com/2073-4425/9/4/192/pdf |
| article pdf uploaded. | 3 April 2018 18:28 CEST | Version of Record | https://www.mdpi.com/2073-4425/9/4/192/pdf-vor |
