| article html file updated | 30 August 2025 03:18 CEST | Update | https://www.mdpi.com/1999-4907/9/4/178 |
| article html file updated | 16 July 2022 10:25 CEST | Update | N/A |
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| article xml uploaded. | 9 April 2018 13:10 CEST | Update | https://www.mdpi.com/1999-4907/9/4/178/xml |
| article pdf uploaded. | 9 April 2018 13:10 CEST | Updated version of record | https://www.mdpi.com/1999-4907/9/4/178/pdf |
| article html file updated | 3 April 2018 12:49 CEST | Update | N/A |
| article html file updated | 2 April 2018 23:33 CEST | Original file | N/A |
| article pdf uploaded. | 2 April 2018 08:09 CEST | Version of Record | https://www.mdpi.com/1999-4907/9/4/178/pdf-vor |
