| article html file updated | 31 August 2025 00:32 CEST | Update | https://www.mdpi.com/2227-9040/7/3/40 |
| article html file updated | 20 July 2022 04:31 CEST | Update | N/A |
| article html file updated | 13 February 2020 12:53 CET | Update | N/A |
| article pdf uploaded. | 2 October 2019 03:19 CEST | Updated version of record | https://www.mdpi.com/2227-9040/7/3/40/pdf |
| article html file updated | 27 September 2019 17:11 CEST | Update | N/A |
| article html file updated | 26 September 2019 19:26 CEST | Update | N/A |
| article html file updated | 27 August 2019 23:05 CEST | Original file | N/A |
| article pdf uploaded. | 27 August 2019 12:54 CEST | Version of Record | https://www.mdpi.com/2227-9040/7/3/40/pdf-vor |
| article xml uploaded. | 27 August 2019 12:54 CEST | Update | https://www.mdpi.com/2227-9040/7/3/40/xml |
| article xml file uploaded | 27 August 2019 12:54 CEST | Original file | N/A |
