| article html file updated | 1 September 2025 03:47 CEST | Update | https://www.mdpi.com/2304-8158/9/8/980 |
| article html file updated | 22 July 2022 01:06 CEST | Update | N/A |
| article html file updated | 23 July 2020 16:45 CEST | Original file | N/A |
| article pdf uploaded. | 23 July 2020 16:44 CEST | Updated version of record | https://www.mdpi.com/2304-8158/9/8/980/pdf |
| article xml uploaded. | 23 July 2020 16:44 CEST | Update | https://www.mdpi.com/2304-8158/9/8/980/xml |
| article xml file uploaded | 23 July 2020 16:44 CEST | Original file | N/A |
| article pdf uploaded. | 23 July 2020 14:59 CEST | Updated version of record | N/A |
