| article html file updated | 7 February 2020 14:18 CET | Update | https://www.mdpi.com/1422-0067/17/9/1449 |
| article html file updated | 5 May 2019 05:21 CEST | Update | - |
| article html file updated | 27 March 2019 15:44 CET | Update | - |
| article html file updated | 27 September 2016 06:06 CEST | Update | - |
| article html file updated | 1 September 2016 12:19 CEST | Original file | - |
| article xml uploaded. | 1 September 2016 12:18 CEST | Update | https://www.mdpi.com/1422-0067/17/9/1449/xml |
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| article pdf uploaded. | 1 September 2016 12:18 CEST | Version of Record | https://www.mdpi.com/1422-0067/17/9/1449/pdf |
