| article html file updated | 14 August 2026 23:09 CEST | Update | https://www.mdpi.com/1996-1944/11/3/409 |
| article html file updated | 30 August 2025 02:56 CEST | Update | N/A |
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| article xml uploaded. | 12 March 2018 07:14 CET | Update | https://www.mdpi.com/1996-1944/11/3/409/xml |
| article pdf uploaded. | 12 March 2018 07:14 CET | Updated version of record | https://www.mdpi.com/1996-1944/11/3/409/pdf |
| article html file updated | 9 March 2018 16:33 CET | Original file | N/A |
| article pdf uploaded. | 9 March 2018 16:32 CET | Version of Record | https://www.mdpi.com/1996-1944/11/3/409/pdf-vor |
