| article html file updated | 31 August 2025 15:42 CEST | Update | https://new.mdpi.com/2077-0375/10/4/56 |
| article html file updated | 21 August 2025 23:45 CEST | Update | - |
| article html file updated | 21 July 2022 00:11 CEST | Update | - |
| article html file updated | 8 May 2020 13:23 CEST | Update | - |
| article html file updated | 31 March 2020 14:20 CEST | Original file | - |
| article pdf uploaded. | 31 March 2020 14:18 CEST | Updated version of record | https://new.mdpi.com/2077-0375/10/4/56/pdf |
| article xml uploaded. | 31 March 2020 14:18 CEST | Update | https://new.mdpi.com/2077-0375/10/4/56/xml |
| article xml file uploaded | 31 March 2020 14:18 CEST | Update | - |
| article supplementary file uploaded. | 27 March 2020 14:14 CET | - | https://new.mdpi.com/2077-0375/10/4/56#supplementary |
| article pdf uploaded. | 27 March 2020 14:14 CET | Version of Record | https://new.mdpi.com/2077-0375/10/4/56/pdf-vor |
| article xml file uploaded | 27 March 2020 14:14 CET | Original file | - |
