| article html file updated | 8 February 2020 21:37 CET | Update | https://www.mdpi.com/2078-2489/8/4/149 |
| article html file updated | 28 September 2019 14:12 CEST | Update | - |
| article html file updated | 2 May 2019 14:03 CEST | Update | - |
| article html file updated | 18 April 2019 11:43 CEST | Update | - |
| article html file updated | 2 January 2018 13:46 CET | Update | - |
| article html file updated | 23 November 2017 11:42 CET | Update | - |
| article xml uploaded. | 23 November 2017 11:40 CET | Update | https://www.mdpi.com/2078-2489/8/4/149/xml |
| article xml uploaded. | 23 November 2017 11:40 CET | Update | - |
| article html file updated | 22 November 2017 13:15 CET | Original file | - |
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| article pdf uploaded. | 22 November 2017 13:13 CET | Updated version of record | https://www.mdpi.com/2078-2489/8/4/149/pdf |
| article pdf uploaded. | 18 November 2017 13:00 CET | Version of Record | https://www.mdpi.com/2078-2489/8/4/149/pdf-vor |
