| article html file updated | 6 February 2020 20:19 CET | Update | https://www.mdpi.com/2077-0472/5/3/400 |
| article html file updated | 20 September 2019 23:45 CEST | Update | N/A |
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| article html file updated | 26 March 2019 05:55 CET | Update | N/A |
| article html file updated | 14 October 2015 10:34 CEST | Update | N/A |
| article xml file uploaded | 14 October 2015 10:34 CEST | Original file | https://www.mdpi.com/2077-0472/5/3/400/xml |
| article html file updated | 21 August 2015 14:27 CEST | Original file | N/A |
| article pdf uploaded. | 3 July 2015 12:43 CEST | Version of Record | https://www.mdpi.com/2077-0472/5/3/400/pdf |
