| article html file updated | 11 February 2020 16:36 CET | Update | https://www.mdpi.com/1996-1073/12/4/641 |
| article html file updated | 15 October 2019 03:13 CEST | Update | N/A |
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| article html file updated | 16 February 2019 12:16 CET | Original file | N/A |
| article pdf uploaded. | 16 February 2019 12:14 CET | Version of Record | https://www.mdpi.com/1996-1073/12/4/641/pdf |
| article xml uploaded. | 16 February 2019 12:14 CET | Update | https://www.mdpi.com/1996-1073/12/4/641/xml |
| article xml file uploaded | 16 February 2019 12:14 CET | Original file | N/A |