| article html file updated | 30 August 2025 21:03 CEST | Update | https://www.mdpi.com/2076-3271/7/6/69 |
| article html file updated | 20 July 2022 15:41 CEST | Update | N/A |
| article html file updated | 12 February 2020 19:17 CET | Update | N/A |
| article html file updated | 4 July 2019 17:21 CEST | Update | N/A |
| article html file updated | 27 June 2019 10:21 CEST | Original file | N/A |
| article pdf uploaded. | 27 June 2019 10:20 CEST | Updated version of record | https://www.mdpi.com/2076-3271/7/6/69/pdf |
| article xml uploaded. | 27 June 2019 10:20 CEST | Update | https://www.mdpi.com/2076-3271/7/6/69/xml |
| article xml file uploaded | 27 June 2019 10:20 CEST | Update | N/A |
| article pdf uploaded. | 12 June 2019 16:18 CEST | Version of Record | https://www.mdpi.com/2076-3271/7/6/69/pdf-vor |
| article xml file uploaded | 12 June 2019 16:18 CEST | Original file | N/A |
