| article html file updated | 17 August 2026 08:32 CEST | Update | https://www.mdpi.com/2304-8158/9/4/476 |
| article html file updated | 31 August 2025 17:03 CEST | Update | N/A |
| article html file updated | 21 July 2022 01:32 CEST | Update | N/A |
| article html file updated | 15 April 2020 08:31 CEST | Update | N/A |
| article pdf uploaded. | 15 April 2020 08:29 CEST | Updated version of record | https://www.mdpi.com/2304-8158/9/4/476/pdf |
| article xml uploaded. | 15 April 2020 08:29 CEST | Update | https://www.mdpi.com/2304-8158/9/4/476/xml |
| article xml file uploaded | 15 April 2020 08:29 CEST | Update | N/A |
| article html file updated | 10 April 2020 14:12 CEST | Original file | N/A |
| article pdf uploaded. | 10 April 2020 14:11 CEST | Version of Record | https://www.mdpi.com/2304-8158/9/4/476/pdf-vor |
| article xml file uploaded | 10 April 2020 14:11 CEST | Original file | N/A |
