| article html file updated | 1 September 2025 04:29 CEST | Update | https://www.mdpi.com/2218-1997/6/8/105 |
| article html file updated | 22 July 2022 01:57 CEST | Update | N/A |
| article html file updated | 31 July 2020 08:44 CEST | Update | N/A |
| article pdf uploaded. | 31 July 2020 08:42 CEST | Updated version of record | https://www.mdpi.com/2218-1997/6/8/105/pdf |
| article xml uploaded. | 31 July 2020 08:42 CEST | Update | https://www.mdpi.com/2218-1997/6/8/105/xml |
| article xml file uploaded | 31 July 2020 08:42 CEST | Update | N/A |
| article html file updated | 31 July 2020 07:58 CEST | Original file | N/A |
| article xml file uploaded | 31 July 2020 07:57 CEST | Original file | N/A |
