| article html file updated | 9 February 2020 06:11 CET | Update | https://www.mdpi.com/2075-4701/8/2/122 |
| article html file updated | 30 September 2019 16:38 CEST | Update | N/A |
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| article html file updated | 17 April 2019 18:38 CEST | Update | N/A |
| article html file updated | 28 March 2019 22:22 CET | Update | N/A |
| article html file updated | 10 February 2018 08:18 CET | Original file | N/A |
| article xml uploaded. | 10 February 2018 08:17 CET | Original file | https://www.mdpi.com/2075-4701/8/2/122/xml |
| article pdf uploaded. | 10 February 2018 08:17 CET | Version of Record | https://www.mdpi.com/2075-4701/8/2/122/pdf |
