| article html file updated | 9 February 2020 01:09 CET | Update | https://www.mdpi.com/2073-4352/8/1/3 |
| article html file updated | 29 September 2019 11:25 CEST | Update | - |
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| article html file updated | 1 February 2018 10:20 CET | Update | - |
| article html file updated | 25 December 2017 14:19 CET | Original file | - |
| article xml uploaded. | 25 December 2017 14:18 CET | Update | https://www.mdpi.com/2073-4352/8/1/3/xml |
| article xml uploaded. | 25 December 2017 14:18 CET | Update | - |
| article xml uploaded. | 25 December 2017 14:18 CET | Original file | - |
| article pdf uploaded. | 25 December 2017 14:18 CET | Version of Record | https://www.mdpi.com/2073-4352/8/1/3/pdf |
