| article html file updated | 7 February 2020 05:52 CET | Update | https://www.mdpi.com/1660-4601/13/3/320 |
| article html file updated | 21 September 2019 13:06 CEST | Update | - |
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| article html file updated | 26 March 2019 23:25 CET | Update | - |
| article html file updated | 28 March 2016 11:14 CEST | Original file | - |
| article xml uploaded. | 15 March 2016 09:24 CET | Original file | https://www.mdpi.com/1660-4601/13/3/320/xml |
| article pdf uploaded. | 15 March 2016 09:24 CET | Version of Record | https://www.mdpi.com/1660-4601/13/3/320/pdf |
