| article html file updated | 31 August 2025 09:00 CEST | Update | https://www.mdpi.com/2227-9032/8/1/18 |
| article html file updated | 20 July 2022 17:32 CEST | Update | - |
| article html file updated | 1 April 2020 10:47 CEST | Update | - |
| article html file updated | 15 February 2020 02:58 CET | Update | - |
| article html file updated | 15 January 2020 09:59 CET | Original file | - |
| article pdf uploaded. | 15 January 2020 09:58 CET | Version of Record | https://www.mdpi.com/2227-9032/8/1/18/pdf |
| article xml uploaded. | 15 January 2020 09:58 CET | Update | https://www.mdpi.com/2227-9032/8/1/18/xml |
| article xml file uploaded | 15 January 2020 09:58 CET | Original file | - |
