| article html file updated | 31 August 2025 06:42 CEST | Update | https://www.mdpi.com/2227-9040/7/4/66 |
| article html file updated | 21 August 2025 23:33 CEST | Update | N/A |
| article html file updated | 19 July 2022 21:34 CEST | Update | N/A |
| article html file updated | 14 February 2020 19:08 CET | Update | N/A |
| article html file updated | 31 December 2019 00:13 CET | Update | N/A |
| article html file updated | 19 December 2019 10:55 CET | Original file | N/A |
| article pdf uploaded. | 19 December 2019 10:54 CET | Updated version of record | https://www.mdpi.com/2227-9040/7/4/66/pdf |
| article xml uploaded. | 19 December 2019 10:54 CET | Update | https://www.mdpi.com/2227-9040/7/4/66/xml |
| article xml file uploaded | 19 December 2019 10:53 CET | Update | N/A |
| article pdf uploaded. | 16 December 2019 14:51 CET | Version of Record | https://www.mdpi.com/2227-9040/7/4/66/pdf-vor |
| article xml file uploaded | 16 December 2019 14:51 CET | Original file | N/A |
