| article html file updated | 14 August 2026 18:32 CEST | Update | https://www.mdpi.com/1996-1073/10/11/1686 |
| article html file updated | 30 August 2025 01:31 CEST | Update | N/A |
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| article html file updated | 8 February 2020 19:23 CET | Update | N/A |
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| article html file updated | 30 November 2017 10:42 CET | Update | N/A |
| article html file updated | 25 October 2017 10:19 CEST | Original file | N/A |
| article xml uploaded. | 25 October 2017 10:18 CEST | Update | https://www.mdpi.com/1996-1073/10/11/1686/xml |
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| article xml uploaded. | 25 October 2017 10:18 CEST | Original file | N/A |
| article pdf uploaded. | 25 October 2017 10:18 CEST | Version of Record | https://www.mdpi.com/1996-1073/10/11/1686/pdf |
