| article html file updated | 7 February 2020 20:06 CET | Update | https://www.mdpi.com/1099-4300/19/1/1 |
| article html file updated | 22 September 2019 14:05 CEST | Update | N/A |
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| article html file updated | 7 February 2017 04:02 CET | Update | N/A |
| article html file updated | 22 December 2016 13:27 CET | Original file | N/A |
| article xml uploaded. | 22 December 2016 13:26 CET | Original file | https://www.mdpi.com/1099-4300/19/1/1/xml |
| article pdf uploaded. | 22 December 2016 13:26 CET | Version of Record | https://www.mdpi.com/1099-4300/19/1/1/pdf |
