| article html file updated | 31 August 2025 13:31 CEST | Update | https://www.mdpi.com/2226-4787/8/1/30 |
| article html file updated | 20 July 2022 22:00 CEST | Update | - |
| article html file updated | 2 April 2020 12:21 CEST | Update | - |
| article html file updated | 9 March 2020 07:22 CET | Original file | - |
| article pdf uploaded. | 9 March 2020 07:21 CET | Updated version of record | https://www.mdpi.com/2226-4787/8/1/30/pdf |
| article xml uploaded. | 9 March 2020 07:21 CET | Update | https://www.mdpi.com/2226-4787/8/1/30/xml |
| article xml file uploaded | 9 March 2020 07:21 CET | Update | - |
| article pdf uploaded. | 4 March 2020 16:13 CET | Version of Record | https://www.mdpi.com/2226-4787/8/1/30/pdf-vor |
| article xml file uploaded | 4 March 2020 16:13 CET | Original file | - |
