| article html file updated | 30 August 2025 01:51 CEST | Update | https://www.mdpi.com/2077-0383/6/12/114 |
| article html file updated | 16 July 2022 07:42 CEST | Update | - |
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| article html file updated | 30 November 2017 17:21 CET | Original file | - |
| article xml uploaded. | 30 November 2017 15:59 CET | Original file | https://www.mdpi.com/2077-0383/6/12/114/xml |
| article pdf uploaded. | 30 November 2017 15:59 CET | Updated version of record | https://www.mdpi.com/2077-0383/6/12/114/pdf |
| article pdf uploaded. | 30 November 2017 14:10 CET | Version of Record | - |
