| article html file updated | 8 February 2020 01:51 CET | Update | https://www.mdpi.com/2077-1444/8/3/44 |
| article html file updated | 4 May 2019 05:50 CEST | Update | - |
| article html file updated | 29 March 2017 06:04 CEST | Update | - |
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| article html file updated | 24 March 2017 06:39 CET | Update | - |
| article html file updated | 21 March 2017 09:44 CET | Update | - |
| article html file updated | 21 March 2017 09:44 CET | Original file | - |
| article xml uploaded. | 21 March 2017 09:43 CET | Update | https://www.mdpi.com/2077-1444/8/3/44/xml |
| article pdf uploaded. | 21 March 2017 09:43 CET | Version of Record | https://www.mdpi.com/2077-1444/8/3/44/pdf |
