| article html file updated | 10 February 2020 02:23 CET | Update | https://www.mdpi.com/2075-4663/6/3/66 |
| article html file updated | 5 October 2019 20:20 CEST | Update | - |
| article html file updated | 30 April 2019 00:24 CEST | Update | - |
| article html file updated | 15 April 2019 19:39 CEST | Update | - |
| article html file updated | 30 March 2019 22:47 CET | Update | - |
| article html file updated | 2 August 2018 14:03 CEST | Update | - |
| article html file updated | 21 July 2018 10:59 CEST | Original file | - |
| article pdf uploaded. | 21 July 2018 10:58 CEST | Version of Record | https://www.mdpi.com/2075-4663/6/3/66/pdf |
| article xml uploaded. | 21 July 2018 10:58 CEST | Update | https://www.mdpi.com/2075-4663/6/3/66/xml |
| article xml file uploaded | 21 July 2018 10:58 CEST | Original file | - |
