| article html file updated | 9 February 2020 12:35 CET | Update | https://www.mdpi.com/1999-5903/10/4/32 |
| article html file updated | 2 October 2019 07:09 CEST | Update | - |
| article html file updated | 1 May 2019 05:59 CEST | Update | - |
| article html file updated | 17 April 2019 06:06 CEST | Update | - |
| article html file updated | 29 March 2019 12:50 CET | Update | - |
| article html file updated | 1 May 2018 05:32 CEST | Update | - |
| article html file updated | 4 April 2018 15:36 CEST | Original file | - |
| article pdf uploaded. | 4 April 2018 15:35 CEST | Version of Record | https://www.mdpi.com/1999-5903/10/4/32/pdf |
| article xml uploaded. | 4 April 2018 15:35 CEST | Update | https://www.mdpi.com/1999-5903/10/4/32/xml |
| article xml file uploaded | 4 April 2018 15:35 CEST | Original file | - |
