| article html file updated | 9 February 2020 04:29 CET | Update | https://www.mdpi.com/1422-0067/19/2/374 |
| article html file updated | 30 September 2019 06:21 CEST | Update | - |
| article html file updated | 1 May 2019 23:15 CEST | Update | - |
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| article html file updated | 14 March 2018 18:13 CET | Update | - |
| article html file updated | 26 January 2018 16:16 CET | Original file | - |
| article xml uploaded. | 26 January 2018 16:15 CET | Original file | https://www.mdpi.com/1422-0067/19/2/374/xml |
| article pdf uploaded. | 26 January 2018 16:15 CET | Version of Record | https://www.mdpi.com/1422-0067/19/2/374/pdf |
