| article html file updated | 31 August 2025 15:40 CEST | Update | https://www.mdpi.com/2306-5729/5/2/30 |
| article html file updated | 21 July 2022 00:10 CEST | Update | - |
| article html file updated | 3 April 2020 06:10 CEST | Original file | - |
| article pdf uploaded. | 3 April 2020 06:09 CEST | Updated version of record | https://www.mdpi.com/2306-5729/5/2/30/pdf |
| article xml uploaded. | 3 April 2020 06:09 CEST | Update | https://www.mdpi.com/2306-5729/5/2/30/xml |
| article xml file uploaded | 3 April 2020 06:09 CEST | Update | - |
| article pdf uploaded. | 27 March 2020 12:58 CET | Version of Record | https://www.mdpi.com/2306-5729/5/2/30/pdf-vor |
| article xml file uploaded | 27 March 2020 12:58 CET | Original file | - |
