| article html file updated | 10 February 2020 02:19 CET | Update | https://www.mdpi.com/2077-1444/9/7/220 |
| article html file updated | 5 October 2019 19:57 CEST | Update | N/A |
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| article xml file uploaded | 24 July 2018 05:33 CEST | Update | https://www.mdpi.com/2077-1444/9/7/220/xml |
| article pdf uploaded. | 24 July 2018 05:33 CEST | Updated version of record | https://www.mdpi.com/2077-1444/9/7/220/pdf |
| article html file updated | 24 July 2018 05:33 CEST | Original file | N/A |
| article pdf uploaded. | 24 July 2018 05:32 CEST | Updated version of record | https://www.mdpi.com/2077-1444/9/7/220/pdf-vor |
| article xml file uploaded | 24 July 2018 05:32 CEST | Update | N/A |
| article pdf uploaded. | 20 July 2018 15:43 CEST | Updated version of record | https://www.mdpi.com/2077-1444/9/7/220/pdf-vor |
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