| article html file updated | 7 February 2020 07:44 CET | Update | https://www.mdpi.com/2075-4701/6/5/97 |
| article html file updated | 21 September 2019 15:53 CEST | Update | N/A |
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| article html file updated | 27 March 2019 02:52 CET | Update | N/A |
| article html file updated | 27 May 2016 12:21 CEST | Update | N/A |
| article html file updated | 25 April 2016 10:55 CEST | Original file | N/A |
| article xml uploaded. | 25 April 2016 10:53 CEST | Original file | https://www.mdpi.com/2075-4701/6/5/97/xml |
| article pdf uploaded. | 25 April 2016 10:53 CEST | Version of Record | https://www.mdpi.com/2075-4701/6/5/97/pdf |
