| article html file updated | 7 February 2020 13:48 CET | Update | https://www.mdpi.com/1422-0067/17/9/1390 |
| article html file updated | 5 May 2019 06:15 CEST | Update | - |
| article html file updated | 27 March 2019 14:36 CET | Update | - |
| article html file updated | 27 September 2016 05:58 CEST | Update | - |
| article html file updated | 24 August 2016 09:56 CEST | Original file | - |
| article xml uploaded. | 24 August 2016 09:54 CEST | Update | https://www.mdpi.com/1422-0067/17/9/1390/xml |
| article xml uploaded. | 24 August 2016 09:54 CEST | Update | - |
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| article pdf uploaded. | 24 August 2016 09:54 CEST | Version of Record | https://www.mdpi.com/1422-0067/17/9/1390/pdf |