| article html file updated | 8 February 2020 06:29 CET | Update | https://www.mdpi.com/1422-0067/18/6/1073 |
| article html file updated | 24 September 2019 23:14 CEST | Update | - |
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| article html file updated | 28 June 2017 13:46 CEST | Update | - |
| article html file updated | 23 May 2017 12:38 CEST | Original file | - |
| article xml uploaded. | 23 May 2017 12:36 CEST | Update | https://www.mdpi.com/1422-0067/18/6/1073/xml |
| article pdf uploaded. | 23 May 2017 12:36 CEST | Version of Record | https://www.mdpi.com/1422-0067/18/6/1073/pdf |
