| article html file updated | 30 August 2025 23:17 CEST | Update | https://www.mdpi.com/2227-9067/6/8/89 |
| article html file updated | 20 July 2022 06:02 CEST | Update | N/A |
| article html file updated | 13 February 2020 06:24 CET | Update | N/A |
| article html file updated | 27 August 2019 06:09 CEST | Update | N/A |
| article html file updated | 7 August 2019 10:50 CEST | Original file | N/A |
| article pdf uploaded. | 7 August 2019 10:49 CEST | Updated version of record | https://www.mdpi.com/2227-9067/6/8/89/pdf |
| article xml uploaded. | 7 August 2019 10:49 CEST | Update | https://www.mdpi.com/2227-9067/6/8/89/xml |
| article xml file uploaded | 7 August 2019 10:49 CEST | Update | N/A |
| article pdf uploaded. | 31 July 2019 15:06 CEST | Version of Record | https://www.mdpi.com/2227-9067/6/8/89/pdf-vor |
| article xml file uploaded | 31 July 2019 15:05 CEST | Original file | N/A |
