| article html file updated | 2 September 2025 01:32 CEST | Update | https://www.mdpi.com/2218-1997/7/4/77 |
| article html file updated | 25 July 2022 08:58 CEST | Update | - |
| article html file updated | 2 August 2021 23:11 CEST | Update | - |
| article html file updated | 24 March 2021 11:56 CET | Update | - |
| article pdf uploaded. | 24 March 2021 11:54 CET | Updated version of record | https://www.mdpi.com/2218-1997/7/4/77/pdf |
| article xml uploaded. | 24 March 2021 11:54 CET | Update | https://www.mdpi.com/2218-1997/7/4/77/xml |
| article xml file uploaded | 24 March 2021 11:54 CET | Update | - |
| article html file updated | 24 March 2021 11:23 CET | Update | - |
| article pdf uploaded. | 24 March 2021 11:22 CET | Updated version of record | - |
| article xml file uploaded | 24 March 2021 11:20 CET | Update | - |
| article html file updated | 24 March 2021 11:18 CET | Update | - |
| article pdf uploaded. | 24 March 2021 11:13 CET | Updated version of record | - |
| article xml file uploaded | 24 March 2021 11:13 CET | Update | - |
| article html file updated | 24 March 2021 04:43 CET | Original file | - |
| article xml file uploaded | 24 March 2021 04:42 CET | Update | - |
