| article html file updated | 15 August 2026 00:24 CEST | Update | https://www.mdpi.com/1996-1073/11/4/892 |
| article html file updated | 9 February 2020 13:20 CET | Update | N/A |
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| article xml uploaded. | 12 April 2018 10:37 CEST | Update | https://www.mdpi.com/1996-1073/11/4/892/xml |
| article pdf uploaded. | 12 April 2018 10:37 CEST | Updated version of record | https://www.mdpi.com/1996-1073/11/4/892/pdf |
| article html file updated | 11 April 2018 10:51 CEST | Original file | N/A |
| article pdf uploaded. | 11 April 2018 10:49 CEST | Version of Record | https://www.mdpi.com/1996-1073/11/4/892/pdf-vor |
