| article html file updated | 29 August 2025 22:50 CEST | Update | https://www.mdpi.com/1996-1073/9/3/202 |
| article html file updated | 16 July 2022 01:58 CEST | Update | - |
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| article pdf uploaded. | 16 March 2016 10:47 CET | Updated version of record | https://www.mdpi.com/1996-1073/9/3/202/pdf |
| article xml uploaded. | 15 March 2016 10:48 CET | Original file | https://www.mdpi.com/1996-1073/9/3/202/xml |
| article pdf uploaded. | 15 March 2016 10:48 CET | Version of Record | https://www.mdpi.com/1996-1073/9/3/202/pdf-vor |
