| article html file updated | 15 August 2026 01:31 CEST | Update | https://www.mdpi.com/1996-1944/11/5/756 |
| article html file updated | 9 February 2020 16:50 CET | Update | N/A |
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| article html file updated | 31 May 2018 10:03 CEST | Update | N/A |
| article html file updated | 8 May 2018 15:34 CEST | Original file | N/A |
| article pdf uploaded. | 8 May 2018 15:32 CEST | Version of Record | https://www.mdpi.com/1996-1944/11/5/756/pdf |
| article xml uploaded. | 8 May 2018 15:32 CEST | Update | https://www.mdpi.com/1996-1944/11/5/756/xml |
| article xml file uploaded | 8 May 2018 15:32 CEST | Original file | N/A |
