| article html file updated | 31 August 2025 11:24 CEST | Update | https://www.mdpi.com/2227-7099/8/1/11 |
| article html file updated | 20 July 2022 19:55 CEST | Update | - |
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| article html file updated | 27 March 2020 08:05 CET | Update | - |
| article pdf uploaded. | 27 March 2020 08:03 CET | Updated version of record | https://www.mdpi.com/2227-7099/8/1/11/pdf |
| article xml uploaded. | 27 March 2020 08:03 CET | Update | https://www.mdpi.com/2227-7099/8/1/11/xml |
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| article pdf uploaded. | 27 March 2020 07:58 CET | Updated version of record | https://www.mdpi.com/2227-7099/8/1/11/pdf-vor |
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| article pdf uploaded. | 11 February 2020 16:11 CET | Version of Record | https://www.mdpi.com/2227-7099/8/1/11/pdf-vor |
| article xml file uploaded | 11 February 2020 16:10 CET | Original file | - |
