| article html file updated | 17 August 2026 03:22 CEST | Update | https://www.mdpi.com/2304-8158/9/2/217 |
| article html file updated | 31 August 2025 12:05 CEST | Update | N/A |
| article html file updated | 20 July 2022 20:36 CEST | Update | N/A |
| article html file updated | 7 March 2020 12:41 CET | Update | N/A |
| article html file updated | 7 March 2020 12:08 CET | Update | N/A |
| article html file updated | 19 February 2020 12:55 CET | Update | N/A |
| article pdf uploaded. | 19 February 2020 12:54 CET | Updated version of record | https://www.mdpi.com/2304-8158/9/2/217/pdf |
| article xml uploaded. | 19 February 2020 12:54 CET | Update | https://www.mdpi.com/2304-8158/9/2/217/xml |
| article xml file uploaded | 19 February 2020 12:54 CET | Update | N/A |
| article html file updated | 19 February 2020 12:15 CET | Original file | N/A |
| article pdf uploaded. | 19 February 2020 12:14 CET | Version of Record | N/A |
| article xml uploaded. | 19 February 2020 12:14 CET | Update | N/A |
| article xml file uploaded | 19 February 2020 12:14 CET | Original file | N/A |
