| article html file updated | 9 February 2020 08:41 CET | Update | https://www.mdpi.com/1660-4601/15/3/451 |
| article html file updated | 1 October 2019 07:12 CEST | Update | - |
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| article html file updated | 26 March 2018 14:06 CEST | Update | - |
| article html file updated | 5 March 2018 16:35 CET | Original file | - |
| article xml uploaded. | 5 March 2018 16:34 CET | Original file | https://www.mdpi.com/1660-4601/15/3/451/xml |
| article pdf uploaded. | 5 March 2018 16:34 CET | Version of Record | https://www.mdpi.com/1660-4601/15/3/451/pdf |
