| article html file updated | 15 August 2026 08:30 CEST | Update | https://www.mdpi.com/2075-4450/9/4/135 |
| article html file updated | 30 August 2025 07:32 CEST | Update | N/A |
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| article html file updated | 26 December 2018 21:02 CET | Update | N/A |
| article html file updated | 11 October 2018 13:35 CEST | Original file | N/A |
| article pdf uploaded. | 11 October 2018 13:34 CEST | Updated version of record | https://www.mdpi.com/2075-4450/9/4/135/pdf |
| article xml uploaded. | 11 October 2018 13:34 CEST | Update | https://www.mdpi.com/2075-4450/9/4/135/xml |
| article xml file uploaded | 11 October 2018 13:34 CEST | Update | N/A |
| article pdf uploaded. | 5 October 2018 17:16 CEST | Updated version of record | https://www.mdpi.com/2075-4450/9/4/135/pdf-vor |
| article pdf uploaded. | 5 October 2018 17:07 CEST | Version of Record | https://www.mdpi.com/2075-4450/9/4/135/pdf-vor |
| article xml file uploaded | 5 October 2018 17:07 CEST | Original file | N/A |
