| article html file updated | 2 September 2025 03:58 CEST | Update | https://www.mdpi.com/2227-9040/9/4/81 |
| article html file updated | 15 May 2023 12:46 CEST | Update | N/A |
| article html file updated | 25 July 2022 12:26 CEST | Update | N/A |
| article html file updated | 28 April 2021 07:59 CEST | Update | N/A |
| article xml uploaded. | 28 April 2021 07:58 CEST | Update | https://www.mdpi.com/2227-9040/9/4/81/xml |
| article pdf uploaded. | 28 April 2021 07:58 CEST | Updated version of record | https://www.mdpi.com/2227-9040/9/4/81/pdf |
| article html file updated | 28 April 2021 04:19 CEST | Update | N/A |
| article html file updated | 19 April 2021 02:53 CEST | Update | N/A |
| article html file updated | 16 April 2021 11:36 CEST | Original file | N/A |
| article pdf uploaded. | 16 April 2021 11:34 CEST | Updated version of record | https://www.mdpi.com/2227-9040/9/4/81/pdf-vor |
| article xml file uploaded | 16 April 2021 11:34 CEST | Original file | N/A |
| article supplementary file uploaded. | 15 April 2021 18:41 CEST | - | https://www.mdpi.com/2227-9040/9/4/81#supplementary |
| article pdf uploaded. | 15 April 2021 18:41 CEST | Version of Record | https://www.mdpi.com/2227-9040/9/4/81/pdf-vor |
