| article html file updated | 31 August 2025 03:36 CEST | Update | https://www.mdpi.com/2227-9032/7/4/123 |
| article html file updated | 21 August 2025 23:05 CEST | Update | - |
| article html file updated | 20 July 2022 00:48 CEST | Update | - |
| article html file updated | 14 February 2020 04:28 CET | Update | - |
| article html file updated | 30 December 2019 09:51 CET | Update | - |
| article html file updated | 28 October 2019 07:43 CET | Original file | - |
| article pdf uploaded. | 28 October 2019 07:41 CET | Version of Record | https://www.mdpi.com/2227-9032/7/4/123/pdf |
| article xml uploaded. | 28 October 2019 07:41 CET | Update | https://www.mdpi.com/2227-9032/7/4/123/xml |
| article xml file uploaded | 28 October 2019 07:41 CET | Original file | - |
