| article html file updated | 15 August 2026 17:03 CEST | Update | https://www.mdpi.com/1996-1073/12/4/614 |
| article html file updated | 11 February 2020 16:14 CET | Update | N/A |
| article html file updated | 26 April 2019 16:22 CEST | Update | N/A |
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| article html file updated | 15 February 2019 10:10 CET | Original file | N/A |
| article pdf uploaded. | 15 February 2019 10:09 CET | Version of Record | https://www.mdpi.com/1996-1073/12/4/614/pdf |
| article xml uploaded. | 15 February 2019 10:09 CET | Update | https://www.mdpi.com/1996-1073/12/4/614/xml |
| article xml file uploaded | 15 February 2019 10:09 CET | Original file | N/A |
