| article html file updated | 30 August 2025 00:02 CEST | Update | https://www.mdpi.com/1996-1073/9/12/1047 |
| article html file updated | 16 July 2022 04:08 CEST | Update | N/A |
| article html file updated | 7 February 2020 19:33 CET | Update | N/A |
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| article xml uploaded. | 13 December 2016 11:49 CET | Update | https://www.mdpi.com/1996-1073/9/12/1047/xml |
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| article pdf uploaded. | 13 December 2016 11:49 CET | Version of Record | https://www.mdpi.com/1996-1073/9/12/1047/pdf |
