| article html file updated | 16 August 2026 15:12 CEST | Update | https://www.mdpi.com/2227-9067/6/10/109 |
| article html file updated | 31 August 2025 02:30 CEST | Update | N/A |
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| article html file updated | 31 October 2019 07:26 CET | Update | N/A |
| article html file updated | 22 October 2019 13:58 CEST | Original file | N/A |
| article pdf uploaded. | 22 October 2019 13:56 CEST | Updated version of record | https://www.mdpi.com/2227-9067/6/10/109/pdf |
| article xml uploaded. | 22 October 2019 13:56 CEST | Update | https://www.mdpi.com/2227-9067/6/10/109/xml |
| article xml file uploaded | 22 October 2019 13:56 CEST | Update | N/A |
| article pdf uploaded. | 6 October 2019 09:47 CEST | Version of Record | https://www.mdpi.com/2227-9067/6/10/109/pdf-vor |
| article xml file uploaded | 6 October 2019 09:47 CEST | Original file | N/A |
