| article html file updated | 14 August 2026 16:19 CEST | Update | https://www.mdpi.com/2073-4360/9/8/326 |
| article html file updated | 8 February 2020 12:25 CET | Update | N/A |
| article html file updated | 26 September 2019 06:35 CEST | Update | N/A |
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| article xml uploaded. | 1 August 2017 13:31 CEST | Original file | https://www.mdpi.com/2073-4360/9/8/326/xml |
| article pdf uploaded. | 1 August 2017 13:31 CEST | Updated version of record | https://www.mdpi.com/2073-4360/9/8/326/pdf |
| article pdf uploaded. | 31 July 2017 13:46 CEST | Version of Record | https://www.mdpi.com/2073-4360/9/8/326/pdf-vor |
