| article html file updated | 31 August 2025 06:11 CEST | Update | https://www.mdpi.com/2227-9717/7/12/939 |
| article html file updated | 19 July 2022 22:03 CEST | Update | N/A |
| article html file updated | 14 February 2020 17:24 CET | Update | N/A |
| article html file updated | 31 December 2019 05:23 CET | Update | N/A |
| article html file updated | 10 December 2019 21:17 CET | Original file | N/A |
| article pdf uploaded. | 10 December 2019 11:48 CET | Version of Record | https://www.mdpi.com/2227-9717/7/12/939/pdf |
| article xml uploaded. | 10 December 2019 11:48 CET | Update | https://www.mdpi.com/2227-9717/7/12/939/xml |
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