| article html file updated | 1 September 2025 06:10 CEST | Update | https://www.mdpi.com/2227-9032/8/3/281 |
| article html file updated | 22 July 2022 04:08 CEST | Update | - |
| article html file updated | 31 August 2020 05:08 CEST | Update | - |
| article xml uploaded. | 31 August 2020 04:20 CEST | Update | https://www.mdpi.com/2227-9032/8/3/281/xml |
| article pdf uploaded. | 31 August 2020 04:20 CEST | Updated version of record | https://www.mdpi.com/2227-9032/8/3/281/pdf |
| article html file updated | 21 August 2020 08:19 CEST | Original file | - |
| article pdf uploaded. | 21 August 2020 08:18 CEST | Updated version of record | https://www.mdpi.com/2227-9032/8/3/281/pdf-vor |
| article xml uploaded. | 21 August 2020 08:18 CEST | Update | - |
| article xml file uploaded | 21 August 2020 08:18 CEST | Original file | - |
| article pdf uploaded. | 20 August 2020 10:09 CEST | Updated version of record | https://www.mdpi.com/2227-9032/8/3/281/pdf-vor |
| article pdf uploaded. | 20 August 2020 10:09 CEST | Version of Record | https://www.mdpi.com/2227-9032/8/3/281/pdf-vor |
