| article html file updated | 1 September 2025 05:19 CEST | Update | https://www.mdpi.com/2218-1997/6/8/118 |
| article html file updated | 22 July 2022 03:01 CEST | Update | - |
| article html file updated | 12 August 2020 04:22 CEST | Original file | - |
| article pdf uploaded. | 12 August 2020 04:21 CEST | Updated version of record | https://www.mdpi.com/2218-1997/6/8/118/pdf |
| article xml uploaded. | 12 August 2020 04:21 CEST | Update | https://www.mdpi.com/2218-1997/6/8/118/xml |
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| article pdf uploaded. | 10 August 2020 12:15 CEST | Updated version of record | https://www.mdpi.com/2218-1997/6/8/118/pdf-vor |
| article pdf uploaded. | 10 August 2020 12:15 CEST | Version of Record | https://www.mdpi.com/2218-1997/6/8/118/pdf-vor |
