| article html file updated | 17 August 2026 03:14 CEST | Update | https://www.mdpi.com/1999-4907/11/2/227 |
| article html file updated | 31 August 2025 11:58 CEST | Update | N/A |
| article html file updated | 20 July 2022 20:29 CEST | Update | N/A |
| article html file updated | 7 March 2020 11:48 CET | Update | N/A |
| article html file updated | 7 March 2020 05:03 CET | Update | N/A |
| article html file updated | 1 March 2020 12:12 CET | Original file | N/A |
| article pdf uploaded. | 1 March 2020 12:09 CET | Updated version of record | https://www.mdpi.com/1999-4907/11/2/227/pdf |
| article xml uploaded. | 1 March 2020 12:09 CET | Update | https://www.mdpi.com/1999-4907/11/2/227/xml |
| article xml file uploaded | 1 March 2020 12:09 CET | Update | N/A |
| article pdf uploaded. | 18 February 2020 12:34 CET | Version of Record | https://www.mdpi.com/1999-4907/11/2/227/pdf-vor |
| article xml file uploaded | 18 February 2020 12:34 CET | Original file | N/A |
