| article html file updated | 30 August 2025 03:13 CEST | Update | https://www.mdpi.com/2075-4450/9/2/38 |
| article html file updated | 21 August 2025 19:49 CEST | Update | - |
| article html file updated | 9 February 2020 11:31 CET | Update | - |
| article html file updated | 2 October 2019 00:56 CEST | Update | - |
| article html file updated | 1 May 2019 08:09 CEST | Update | - |
| article html file updated | 17 April 2019 08:06 CEST | Update | - |
| article html file updated | 29 March 2019 10:25 CET | Update | - |
| article html file updated | 27 March 2018 17:49 CEST | Original file | - |
| article xml uploaded. | 27 March 2018 17:48 CEST | Original file | https://www.mdpi.com/2075-4450/9/2/38/xml |
| article pdf uploaded. | 27 March 2018 17:48 CEST | Version of Record | https://www.mdpi.com/2075-4450/9/2/38/pdf |
