| article html file updated | 31 August 2025 04:04 CEST | Update | https://www.mdpi.com/2076-0817/8/4/220 |
| article html file updated | 20 July 2022 00:17 CEST | Update | - |
| article html file updated | 14 February 2020 06:46 CET | Update | - |
| article html file updated | 30 December 2019 19:40 CET | Update | - |
| article html file updated | 6 November 2019 08:10 CET | Update | - |
| article pdf uploaded. | 6 November 2019 08:09 CET | Updated version of record | https://www.mdpi.com/2076-0817/8/4/220/pdf |
| article xml uploaded. | 6 November 2019 08:09 CET | Update | https://www.mdpi.com/2076-0817/8/4/220/xml |
| article xml file uploaded | 6 November 2019 08:09 CET | Update | - |
| article html file updated | 5 November 2019 03:43 CET | Original file | - |
| article supplementary file uploaded. | 5 November 2019 03:41 CET | - | https://www.mdpi.com/2076-0817/8/4/220#supplementary |
| article pdf uploaded. | 5 November 2019 03:41 CET | Version of Record | https://www.mdpi.com/2076-0817/8/4/220/pdf-vor |
| article xml uploaded. | 5 November 2019 03:41 CET | Update | - |
| article xml file uploaded | 5 November 2019 03:41 CET | Original file | - |
