| article html file updated | 9 February 2020 02:51 CET | Update | https://www.mdpi.com/2078-2489/9/1/17 |
| article html file updated | 2 May 2019 02:40 CEST | Update | N/A |
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| article html file updated | 28 March 2019 15:05 CET | Update | N/A |
| article html file updated | 1 February 2018 11:25 CET | Update | N/A |
| article html file updated | 12 January 2018 15:16 CET | Original file | N/A |
| article xml uploaded. | 12 January 2018 15:15 CET | Original file | https://www.mdpi.com/2078-2489/9/1/17/xml |
| article pdf uploaded. | 12 January 2018 15:15 CET | Version of Record | https://www.mdpi.com/2078-2489/9/1/17/pdf |
