| article html file updated | 31 August 2025 01:57 CEST | Update | https://www.mdpi.com/2411-5150/3/4/50 |
| article html file updated | 21 August 2025 22:39 CEST | Update | - |
| article html file updated | 20 July 2022 02:47 CEST | Update | - |
| article html file updated | 13 February 2020 20:07 CET | Update | - |
| article html file updated | 19 January 2020 06:37 CET | Update | - |
| article html file updated | 25 September 2019 11:37 CEST | Original file | - |
| article pdf uploaded. | 25 September 2019 09:53 CEST | Version of Record | https://www.mdpi.com/2411-5150/3/4/50/pdf |
| article xml uploaded. | 25 September 2019 09:53 CEST | Update | https://www.mdpi.com/2411-5150/3/4/50/xml |
| article xml file uploaded | 25 September 2019 09:53 CEST | Original file | - |
