| article html file updated | 9 February 2020 09:24 CET | Update | https://www.mdpi.com/2078-2489/9/3/63 |
| article html file updated | 1 October 2019 11:22 CEST | Update | - |
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| article html file updated | 12 March 2018 10:51 CET | Original file | - |
| article xml uploaded. | 12 March 2018 10:50 CET | Update | https://www.mdpi.com/2078-2489/9/3/63/xml |
| article pdf uploaded. | 12 March 2018 10:50 CET | Updated version of record | https://www.mdpi.com/2078-2489/9/3/63/pdf |
| article pdf uploaded. | 10 March 2018 13:44 CET | Version of Record | https://www.mdpi.com/2078-2489/9/3/63/pdf-vor |