| article html file updated | 30 August 2025 03:18 CEST | Update | https://www.mdpi.com/2076-3417/8/4/549 |
| article html file updated | 21 August 2025 19:52 CEST | Update | - |
| article html file updated | 9 February 2020 12:17 CET | Update | - |
| article html file updated | 2 October 2019 05:32 CEST | Update | - |
| article html file updated | 1 May 2019 06:35 CEST | Update | - |
| article html file updated | 17 April 2019 06:39 CEST | Update | - |
| article html file updated | 29 March 2019 12:10 CET | Update | - |
| article html file updated | 2 May 2018 15:05 CEST | Update | - |
| article html file updated | 3 April 2018 13:32 CEST | Update | - |
| article html file updated | 3 April 2018 00:00 CEST | Original file | - |
| article xml uploaded. | 2 April 2018 16:33 CEST | Update | https://www.mdpi.com/2076-3417/8/4/549/xml |
| article pdf uploaded. | 2 April 2018 16:32 CEST | Version of Record | https://www.mdpi.com/2076-3417/8/4/549/pdf |
