| article html file updated | 30 August 2025 20:36 CEST | Update | https://www.mdpi.com/2077-1312/7/6/169 |
| article html file updated | 19 July 2022 19:29 CEST | Update | - |
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| article html file updated | 26 June 2019 11:02 CEST | Original file | - |
| article pdf uploaded. | 26 June 2019 11:00 CEST | Updated version of record | https://www.mdpi.com/2077-1312/7/6/169/pdf |
| article xml uploaded. | 26 June 2019 11:00 CEST | Update | https://www.mdpi.com/2077-1312/7/6/169/xml |
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| article pdf uploaded. | 1 June 2019 10:05 CEST | Version of Record | https://www.mdpi.com/2077-1312/7/6/169/pdf-vor |
| article xml file uploaded | 1 June 2019 10:05 CEST | Original file | - |
