| article html file updated | 8 February 2020 03:27 CET | Update | https://www.mdpi.com/2225-1146/5/2/16 |
| article html file updated | 24 September 2019 06:55 CEST | Update | N/A |
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| article html file updated | 14 March 2018 10:06 CET | Update | N/A |
| article html file updated | 13 April 2017 05:08 CEST | Update | N/A |
| article html file updated | 12 April 2017 15:14 CEST | Original file | N/A |
| article xml uploaded. | 12 April 2017 15:12 CEST | Original file | https://www.mdpi.com/2225-1146/5/2/16/xml |
| article pdf uploaded. | 12 April 2017 15:12 CEST | Version of Record | https://www.mdpi.com/2225-1146/5/2/16/pdf |
