| article html file updated | 15 August 2026 12:01 CEST | Update | https://www.mdpi.com/1999-4907/9/12/752 |
| article html file updated | 30 August 2025 09:32 CEST | Update | N/A |
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| article html file updated | 26 December 2018 04:05 CET | Update | N/A |
| article html file updated | 4 December 2018 06:57 CET | Original file | N/A |
| article supplementary file uploaded. | 4 December 2018 06:55 CET | - | https://www.mdpi.com/1999-4907/9/12/752#supplementary |
| article pdf uploaded. | 4 December 2018 06:55 CET | Version of Record | https://www.mdpi.com/1999-4907/9/12/752/pdf |
| article xml uploaded. | 4 December 2018 06:55 CET | Update | https://www.mdpi.com/1999-4907/9/12/752/xml |
| article xml file uploaded | 4 December 2018 06:55 CET | Original file | N/A |
