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| article html file updated | 30 August 2025 13:03 CEST | Update | N/A |
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| article html file updated | 25 March 2019 11:18 CET | Original file | N/A |
| article pdf uploaded. | 25 March 2019 11:17 CET | Updated version of record | https://www.mdpi.com/2227-7390/7/3/270/pdf |
| article xml uploaded. | 25 March 2019 11:17 CET | Update | https://www.mdpi.com/2227-7390/7/3/270/xml |
| article xml file uploaded | 25 March 2019 11:17 CET | Update | N/A |
| article pdf uploaded. | 16 March 2019 08:45 CET | Version of Record | https://www.mdpi.com/2227-7390/7/3/270/pdf-vor |
| article xml file uploaded | 16 March 2019 08:45 CET | Original file | N/A |
