| article html file updated | 9 February 2020 03:24 CET | Update | https://www.mdpi.com/2075-4701/8/1/58 |
| article html file updated | 30 September 2019 00:09 CEST | Update | - |
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| article html file updated | 17 April 2019 23:51 CEST | Update | - |
| article html file updated | 28 March 2019 16:21 CET | Update | - |
| article html file updated | 9 February 2018 11:04 CET | Update | - |
| article html file updated | 1 February 2018 12:01 CET | Update | - |
| article html file updated | 17 January 2018 15:26 CET | Original file | - |
| article xml uploaded. | 17 January 2018 15:25 CET | Update | https://www.mdpi.com/2075-4701/8/1/58/xml |
| article xml uploaded. | 17 January 2018 15:25 CET | Original file | - |
| article pdf uploaded. | 17 January 2018 15:25 CET | Version of Record | https://www.mdpi.com/2075-4701/8/1/58/pdf |
