| article html file updated | 8 February 2020 06:02 CET | Update | https://www.mdpi.com/2073-8994/9/5/75 |
| article html file updated | 24 September 2019 20:52 CEST | Update | N/A |
| article html file updated | 3 May 2019 21:42 CEST | Update | N/A |
| article html file updated | 31 May 2017 07:57 CEST | Update | N/A |
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| article html file updated | 17 May 2017 14:37 CEST | Original file | N/A |
| article xml uploaded. | 17 May 2017 14:36 CEST | Original file | https://www.mdpi.com/2073-8994/9/5/75/xml |
| article pdf uploaded. | 17 May 2017 14:36 CEST | Version of Record | https://www.mdpi.com/2073-8994/9/5/75/pdf |
