| article html file updated | 7 February 2020 10:17 CET | Update | https://www.mdpi.com/2075-4663/4/2/35 |
| article html file updated | 21 September 2019 19:09 CEST | Update | N/A |
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| article html file updated | 27 March 2019 07:41 CET | Update | N/A |
| article html file updated | 4 July 2016 10:39 CEST | Update | N/A |
| article html file updated | 16 June 2016 14:12 CEST | Original file | N/A |
| article xml uploaded. | 16 June 2016 14:11 CEST | Original file | https://www.mdpi.com/2075-4663/4/2/35/xml |
| article pdf uploaded. | 16 June 2016 14:11 CEST | Version of Record | https://www.mdpi.com/2075-4663/4/2/35/pdf |
