| article html file updated | 9 February 2020 06:57 CET | Update | https://new.mdpi.com/2076-3417/8/2/296 |
| article html file updated | 1 May 2019 17:45 CEST | Update | - |
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| article html file updated | 14 March 2018 11:59 CET | Update | - |
| article html file updated | 23 February 2018 07:13 CET | Original file | - |
| article xml uploaded. | 23 February 2018 07:12 CET | Original file | https://new.mdpi.com/2076-3417/8/2/296/xml |
| article pdf uploaded. | 23 February 2018 07:12 CET | Updated version of record | https://new.mdpi.com/2076-3417/8/2/296/pdf |
| article pdf uploaded. | 17 February 2018 07:19 CET | Version of Record | https://new.mdpi.com/2076-3417/8/2/296/pdf-vor |
