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| article html file updated | 30 August 2025 01:20 CEST | Update | N/A |
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| article xml uploaded. | 12 October 2017 06:19 CEST | Update | https://www.mdpi.com/1996-1073/10/10/1530/xml |
| article pdf uploaded. | 12 October 2017 06:19 CEST | Updated version of record | https://www.mdpi.com/1996-1073/10/10/1530/pdf |
| article html file updated | 2 October 2017 09:37 CEST | Original file | N/A |
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| article pdf uploaded. | 2 October 2017 09:36 CEST | Version of Record | https://www.mdpi.com/1996-1073/10/10/1530/pdf-vor |
