| article html file updated | 24 December 2025 16:37 CET | Update | https://www.mdpi.com/2218-1997/5/12/223 |
| article html file updated | 31 August 2025 05:42 CEST | Update | N/A |
| article html file updated | 19 July 2022 22:32 CEST | Update | N/A |
| article html file updated | 14 February 2020 15:44 CET | Update | N/A |
| article html file updated | 30 December 2019 16:15 CET | Update | N/A |
| article html file updated | 9 December 2019 13:47 CET | Original file | N/A |
| article pdf uploaded. | 9 December 2019 13:46 CET | Updated version of record | https://www.mdpi.com/2218-1997/5/12/223/pdf |
| article xml uploaded. | 9 December 2019 13:46 CET | Update | https://www.mdpi.com/2218-1997/5/12/223/xml |
| article xml file uploaded | 9 December 2019 13:46 CET | Update | N/A |
| article pdf uploaded. | 4 December 2019 13:13 CET | Version of Record | https://www.mdpi.com/2218-1997/5/12/223/pdf-vor |
| article xml file uploaded | 4 December 2019 13:13 CET | Original file | N/A |
