| article html file updated | 9 February 2020 06:37 CET | Update | https://www.mdpi.com/1660-4601/15/2/334 |
| article html file updated | 30 September 2019 19:16 CEST | Update | - |
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| article html file updated | 14 March 2018 17:44 CET | Update | - |
| article html file updated | 14 February 2018 02:22 CET | Original file | - |
| article xml uploaded. | 14 February 2018 02:21 CET | Original file | https://www.mdpi.com/1660-4601/15/2/334/xml |
| article pdf uploaded. | 14 February 2018 02:21 CET | Version of Record | https://www.mdpi.com/1660-4601/15/2/334/pdf |
