| article html file updated | 30 August 2025 04:04 CEST | Update | https://www.mdpi.com/1999-4907/9/5/281 |
| article html file updated | 16 July 2022 20:37 CEST | Update | N/A |
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| article html file updated | 13 November 2019 07:59 CET | Update | N/A |
| article xml uploaded. | 13 November 2019 07:57 CET | Update | https://www.mdpi.com/1999-4907/9/5/281/xml |
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| article xml uploaded. | 13 November 2019 07:57 CET | Update | N/A |
| article pdf uploaded. | 13 November 2019 07:57 CET | Updated version of record | https://www.mdpi.com/1999-4907/9/5/281/pdf |
| article html file updated | 3 October 2019 20:06 CEST | Update | N/A |
| article html file updated | 30 April 2019 17:49 CEST | Update | N/A |
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| article html file updated | 30 May 2018 18:23 CEST | Update | N/A |
| article html file updated | 22 May 2018 09:07 CEST | Original file | N/A |
| article pdf uploaded. | 22 May 2018 09:06 CEST | Version of Record | https://www.mdpi.com/1999-4907/9/5/281/pdf-vor |
| article xml file uploaded | 22 May 2018 09:06 CEST | Original file | N/A |