| article html file updated | 7 February 2020 13:57 CET | Update | https://www.mdpi.com/2075-5309/6/3/33 |
| article html file updated | 5 May 2019 05:59 CEST | Update | N/A |
| article html file updated | 27 March 2019 14:55 CET | Update | N/A |
| article html file updated | 27 September 2016 12:07 CEST | Update | N/A |
| article html file updated | 26 August 2016 11:33 CEST | Original file | N/A |
| article xml uploaded. | 26 August 2016 11:24 CEST | Update | https://www.mdpi.com/2075-5309/6/3/33/xml |
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| article xml uploaded. | 26 August 2016 11:24 CEST | Update | N/A |
| article xml uploaded. | 26 August 2016 11:23 CEST | Update | N/A |
| article xml uploaded. | 26 August 2016 11:23 CEST | Original file | N/A |
| article pdf uploaded. | 26 August 2016 11:23 CEST | Version of Record | https://www.mdpi.com/2075-5309/6/3/33/pdf |
