| article html file updated | 9 February 2020 11:20 CET | Update | https://www.mdpi.com/2076-3417/8/4/500 |
| article html file updated | 1 October 2019 23:49 CEST | Update | - |
| article html file updated | 1 May 2019 08:35 CEST | Update | - |
| article html file updated | 17 April 2019 08:29 CEST | Update | - |
| article html file updated | 29 March 2019 09:58 CET | Update | - |
| article html file updated | 2 May 2018 15:20 CEST | Update | - |
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| article html file updated | 1 May 2018 14:22 CEST | Update | - |
| article html file updated | 27 March 2018 10:43 CEST | Original file | - |
| article xml uploaded. | 27 March 2018 10:41 CEST | Update | https://www.mdpi.com/2076-3417/8/4/500/xml |
| article pdf uploaded. | 27 March 2018 10:41 CEST | Updated version of record | https://www.mdpi.com/2076-3417/8/4/500/pdf |
| article pdf uploaded. | 26 March 2018 16:22 CEST | Version of Record | https://www.mdpi.com/2076-3417/8/4/500/pdf-vor |