| article html file updated | 31 August 2025 08:42 CEST | Update | https://www.mdpi.com/2312-7481/6/1/4 |
| article html file updated | 20 July 2022 17:13 CEST | Update | N/A |
| article html file updated | 1 April 2020 22:43 CEST | Update | N/A |
| article html file updated | 15 February 2020 01:53 CET | Update | N/A |
| article html file updated | 10 January 2020 14:09 CET | Original file | N/A |
| article pdf uploaded. | 10 January 2020 14:07 CET | Version of Record | https://www.mdpi.com/2312-7481/6/1/4/pdf |
| article xml uploaded. | 10 January 2020 14:07 CET | Update | https://www.mdpi.com/2312-7481/6/1/4/xml |
| article xml file uploaded | 10 January 2020 14:07 CET | Original file | N/A |
