| article html file updated | 31 August 2025 03:59 CEST | Update | https://www.mdpi.com/2076-3417/9/21/4681 |
| article html file updated | 20 July 2022 00:23 CEST | Update | - |
| article html file updated | 14 February 2020 06:22 CET | Update | - |
| article html file updated | 18 November 2019 08:49 CET | Update | - |
| article xml uploaded. | 18 November 2019 08:47 CET | Update | https://www.mdpi.com/2076-3417/9/21/4681/xml |
| article xml uploaded. | 18 November 2019 08:47 CET | Update | - |
| article xml uploaded. | 18 November 2019 08:47 CET | Update | - |
| article xml uploaded. | 18 November 2019 08:47 CET | Update | - |
| article xml uploaded. | 18 November 2019 08:47 CET | Update | - |
| article xml uploaded. | 18 November 2019 08:47 CET | Update | - |
| article pdf uploaded. | 18 November 2019 08:47 CET | Updated version of record | https://www.mdpi.com/2076-3417/9/21/4681/pdf |
| article html file updated | 15 November 2019 12:27 CET | Update | - |
| article html file updated | 3 November 2019 08:16 CET | Original file | - |
| article pdf uploaded. | 3 November 2019 08:14 CET | Version of Record | https://www.mdpi.com/2076-3417/9/21/4681/pdf-vor |
| article xml uploaded. | 3 November 2019 08:14 CET | Update | - |
| article xml file uploaded | 3 November 2019 08:14 CET | Original file | - |
