| article html file updated | 8 February 2020 05:22 CET | Update | https://www.mdpi.com/1422-0067/18/5/1012 |
| article html file updated | 24 September 2019 17:22 CEST | Update | - |
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| article html file updated | 1 June 2017 11:16 CEST | Update | - |
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| article html file updated | 8 May 2017 15:19 CEST | Original file | - |
| article xml uploaded. | 8 May 2017 15:18 CEST | Update | https://www.mdpi.com/1422-0067/18/5/1012/xml |
| article pdf uploaded. | 8 May 2017 15:18 CEST | Version of Record | https://www.mdpi.com/1422-0067/18/5/1012/pdf |
