| article html file updated | 9 February 2020 20:13 CET | Update | https://www.mdpi.com/1999-5903/10/6/47 |
| article html file updated | 30 April 2019 13:57 CEST | Update | - |
| article html file updated | 16 April 2019 14:35 CEST | Update | - |
| article html file updated | 30 March 2019 07:28 CET | Update | - |
| article html file updated | 25 June 2018 12:20 CEST | Update | - |
| article html file updated | 4 June 2018 14:15 CEST | Original file | - |
| article pdf uploaded. | 4 June 2018 14:14 CEST | Version of Record | https://www.mdpi.com/1999-5903/10/6/47/pdf |
| article xml uploaded. | 4 June 2018 14:14 CEST | Update | https://www.mdpi.com/1999-5903/10/6/47/xml |
| article xml file uploaded | 4 June 2018 14:14 CEST | Original file | - |
