| article html file updated | 31 August 2025 10:41 CEST | Update | https://www.mdpi.com/2227-9717/8/2/172 |
| article html file updated | 20 July 2022 19:12 CEST | Update | - |
| article html file updated | 6 March 2020 21:17 CET | Update | - |
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| article pdf uploaded. | 26 February 2020 03:03 CET | Updated version of record | https://www.mdpi.com/2227-9717/8/2/172/pdf |
| article xml uploaded. | 26 February 2020 03:03 CET | Update | https://www.mdpi.com/2227-9717/8/2/172/xml |
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| article html file updated | 15 February 2020 07:42 CET | Update | - |
| article html file updated | 4 February 2020 13:45 CET | Original file | - |
| article pdf uploaded. | 4 February 2020 13:44 CET | Version of Record | https://www.mdpi.com/2227-9717/8/2/172/pdf-vor |
| article xml uploaded. | 4 February 2020 13:44 CET | Update | - |
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