| article html file updated | 30 August 2025 09:10 CEST | Update | https://www.mdpi.com/2079-6412/8/12/421 |
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| article html file updated | 24 December 2018 11:37 CET | Update | - |
| article html file updated | 29 November 2018 09:21 CET | Original file | - |
| article pdf uploaded. | 29 November 2018 09:19 CET | Updated version of record | https://www.mdpi.com/2079-6412/8/12/421/pdf |
| article xml uploaded. | 29 November 2018 09:19 CET | Update | https://www.mdpi.com/2079-6412/8/12/421/xml |
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| article pdf uploaded. | 23 November 2018 17:33 CET | Updated version of record | https://www.mdpi.com/2079-6412/8/12/421/pdf-vor |
| article pdf uploaded. | 23 November 2018 17:29 CET | Version of Record | https://www.mdpi.com/2079-6412/8/12/421/pdf-vor |
| article xml file uploaded | 23 November 2018 17:29 CET | Original file | - |
