| article html file updated | 18 August 2026 19:52 CEST | Update | https://www.mdpi.com/1996-1073/14/3/646 |
| article html file updated | 28 January 2021 10:28 CET | Original file | N/A |
| article pdf uploaded. | 28 January 2021 10:27 CET | Updated version of record | https://www.mdpi.com/1996-1073/14/3/646/pdf |
| article xml uploaded. | 28 January 2021 10:27 CET | Update | https://www.mdpi.com/1996-1073/14/3/646/xml |
| article xml file uploaded | 28 January 2021 10:26 CET | Original file | N/A |
| article pdf uploaded. | 27 January 2021 17:46 CET | Version of Record | https://www.mdpi.com/1996-1073/14/3/646/pdf-vor |
