| article html file updated | 31 August 2025 22:52 CEST | Update | https://www.mdpi.com/2304-8158/9/6/754 |
| article html file updated | 21 July 2022 20:07 CEST | Update | - |
| article html file updated | 9 June 2020 11:09 CEST | Update | - |
| article pdf uploaded. | 9 June 2020 11:08 CEST | Updated version of record | https://www.mdpi.com/2304-8158/9/6/754/pdf |
| article xml uploaded. | 9 June 2020 11:08 CEST | Update | https://www.mdpi.com/2304-8158/9/6/754/xml |
| article xml file uploaded | 9 June 2020 11:08 CEST | Update | - |
| article html file updated | 6 June 2020 14:47 CEST | Update | - |
| article html file updated | 6 June 2020 14:47 CEST | Original file | - |
| article pdf uploaded. | 6 June 2020 14:46 CEST | Updated version of record | https://www.mdpi.com/2304-8158/9/6/754/pdf-vor |
| article xml file uploaded | 6 June 2020 14:46 CEST | Update | - |
| article pdf uploaded. | 6 June 2020 14:46 CEST | Version of Record | https://www.mdpi.com/2304-8158/9/6/754/pdf-vor |
| article xml file uploaded | 6 June 2020 14:46 CEST | Original file | - |
