| article html file updated | 24 December 2025 14:00 CET | Update | https://www.mdpi.com/2076-3425/7/2/22 |
| article html file updated | 30 August 2025 00:27 CEST | Update | N/A |
| article html file updated | 21 August 2025 19:16 CEST | Update | N/A |
| article html file updated | 16 July 2022 04:57 CEST | Update | N/A |
| article html file updated | 7 February 2020 23:47 CET | Update | N/A |
| article html file updated | 23 September 2019 10:10 CEST | Update | N/A |
| article html file updated | 4 May 2019 10:27 CEST | Update | N/A |
| article html file updated | 2 March 2017 08:54 CET | Update | N/A |
| article html file updated | 20 February 2017 12:34 CET | Original file | N/A |
| article xml uploaded. | 20 February 2017 12:33 CET | Original file | https://www.mdpi.com/2076-3425/7/2/22/xml |
| article pdf uploaded. | 20 February 2017 12:33 CET | Version of Record | https://www.mdpi.com/2076-3425/7/2/22/pdf |
