| article html file updated | 30 August 2025 03:08 CEST | Update | https://www.mdpi.com/2076-3425/8/4/51 |
| article html file updated | 16 July 2022 10:07 CEST | Update | - |
| article html file updated | 9 February 2020 10:45 CET | Update | - |
| article html file updated | 1 October 2019 20:36 CEST | Update | - |
| article html file updated | 1 May 2019 09:48 CEST | Update | - |
| article html file updated | 17 April 2019 09:41 CEST | Update | - |
| article html file updated | 29 March 2019 08:37 CET | Update | - |
| article html file updated | 1 May 2018 11:42 CEST | Update | - |
| article html file updated | 22 March 2018 07:07 CET | Original file | - |
| article xml uploaded. | 22 March 2018 07:05 CET | Original file | https://www.mdpi.com/2076-3425/8/4/51/xml |
| article pdf uploaded. | 22 March 2018 07:05 CET | Version of Record | https://www.mdpi.com/2076-3425/8/4/51/pdf |
