| article html file updated | 9 February 2020 09:25 CET | Update | https://www.mdpi.com/2075-5309/8/3/39 |
| article html file updated | 1 May 2019 12:38 CEST | Update | N/A |
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| article html file updated | 29 March 2019 05:39 CET | Update | N/A |
| article html file updated | 26 March 2018 12:43 CEST | Update | N/A |
| article html file updated | 11 March 2018 08:17 CET | Original file | N/A |
| article xml uploaded. | 11 March 2018 08:16 CET | Original file | https://www.mdpi.com/2075-5309/8/3/39/xml |
| article pdf uploaded. | 11 March 2018 08:16 CET | Version of Record | https://www.mdpi.com/2075-5309/8/3/39/pdf |
