| article html file updated | 30 August 2025 10:37 CEST | Update | https://www.mdpi.com/1648-9144/55/1/7 |
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| article html file updated | 7 January 2019 11:20 CET | Original file | - |
| article pdf uploaded. | 7 January 2019 11:18 CET | Updated version of record | https://www.mdpi.com/1648-9144/55/1/7/pdf |
| article xml uploaded. | 7 January 2019 11:18 CET | Update | https://www.mdpi.com/1648-9144/55/1/7/xml |
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| article pdf uploaded. | 4 January 2019 16:50 CET | Updated version of record | https://www.mdpi.com/1648-9144/55/1/7/pdf-vor |
| article pdf uploaded. | 4 January 2019 16:34 CET | Version of Record | https://www.mdpi.com/1648-9144/55/1/7/pdf-vor |
| article xml file uploaded | 4 January 2019 16:34 CET | Original file | - |
