| article html file updated | 30 August 2025 01:34 CEST | Update | https://www.mdpi.com/2071-1050/9/11/1980 |
| article html file updated | 16 July 2022 07:07 CEST | Update | - |
| article html file updated | 8 February 2020 19:54 CET | Update | - |
| article html file updated | 28 September 2019 03:02 CEST | Update | - |
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| article html file updated | 30 November 2017 12:18 CET | Update | - |
| article html file updated | 30 October 2017 16:30 CET | Original file | - |
| article xml uploaded. | 30 October 2017 16:29 CET | Update | https://www.mdpi.com/2071-1050/9/11/1980/xml |
| article xml uploaded. | 30 October 2017 16:29 CET | Original file | - |
| article pdf uploaded. | 30 October 2017 16:29 CET | Version of Record | https://www.mdpi.com/2071-1050/9/11/1980/pdf |
