| article html file updated | 31 August 2025 05:34 CEST | Update | https://www.mdpi.com/2073-4360/11/12/1993 |
| article html file updated | 21 August 2025 23:32 CEST | Update | N/A |
| article html file updated | 14 February 2020 15:15 CET | Update | N/A |
| article html file updated | 18 December 2019 16:15 CET | Original file | N/A |
| article pdf uploaded. | 18 December 2019 16:14 CET | Updated version of record | https://www.mdpi.com/2073-4360/11/12/1993/pdf |
| article xml uploaded. | 18 December 2019 16:14 CET | Update | https://www.mdpi.com/2073-4360/11/12/1993/xml |
| article xml file uploaded | 18 December 2019 16:14 CET | Update | N/A |
| article pdf uploaded. | 2 December 2019 16:42 CET | Version of Record | https://www.mdpi.com/2073-4360/11/12/1993/pdf-vor |
| article xml file uploaded | 2 December 2019 16:42 CET | Original file | N/A |
