| article html file updated | 31 August 2025 02:08 CEST | Update | https://www.mdpi.com/2227-9059/7/4/77 |
| article html file updated | 20 July 2022 02:35 CEST | Update | - |
| article html file updated | 13 February 2020 20:58 CET | Update | - |
| article html file updated | 1 January 2020 05:42 CET | Update | - |
| article html file updated | 31 December 2019 11:55 CET | Update | - |
| article html file updated | 30 September 2019 09:52 CEST | Original file | - |
| article pdf uploaded. | 30 September 2019 09:50 CEST | Updated version of record | https://www.mdpi.com/2227-9059/7/4/77/pdf |
| article xml uploaded. | 30 September 2019 09:50 CEST | Update | https://www.mdpi.com/2227-9059/7/4/77/xml |
| article xml file uploaded | 30 September 2019 09:50 CEST | Update | - |
| article pdf uploaded. | 27 September 2019 16:01 CEST | Version of Record | https://www.mdpi.com/2227-9059/7/4/77/pdf-vor |
| article xml file uploaded | 27 September 2019 16:01 CEST | Original file | - |
