| article html file updated | 16 August 2026 11:28 CEST | Update | https://www.mdpi.com/2304-8158/8/9/377 |
| article html file updated | 31 August 2025 00:47 CEST | Update | N/A |
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| article html file updated | 6 September 2019 12:16 CEST | Original file | N/A |
| article pdf uploaded. | 6 September 2019 12:15 CEST | Updated version of record | https://www.mdpi.com/2304-8158/8/9/377/pdf |
| article xml uploaded. | 6 September 2019 12:15 CEST | Update | https://www.mdpi.com/2304-8158/8/9/377/xml |
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| article pdf uploaded. | 1 September 2019 12:02 CEST | Version of Record | https://www.mdpi.com/2304-8158/8/9/377/pdf-vor |
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