| article html file updated | 1 September 2025 00:43 CEST | Update | https://www.mdpi.com/2227-9717/8/6/740 |
| article html file updated | 21 July 2022 22:02 CEST | Update | - |
| article html file updated | 25 June 2020 12:43 CEST | Update | - |
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| article pdf uploaded. | 25 June 2020 12:42 CEST | Updated version of record | https://www.mdpi.com/2227-9717/8/6/740/pdf |
| article xml uploaded. | 25 June 2020 12:42 CEST | Update | https://www.mdpi.com/2227-9717/8/6/740/xml |
| article xml file uploaded | 25 June 2020 12:42 CEST | Update | - |
| article xml file uploaded | 25 June 2020 12:42 CEST | Original file | - |
