| article html file updated | 7 February 2020 06:48 CET | Update | https://www.mdpi.com/1660-4601/13/4/402 |
| article html file updated | 5 May 2019 19:37 CEST | Update | - |
| article html file updated | 27 March 2019 01:00 CET | Update | - |
| article html file updated | 27 April 2016 10:09 CEST | Update | - |
| article html file updated | 2 April 2016 12:09 CEST | Original file | - |
| article xml uploaded. | 2 April 2016 12:08 CEST | Original file | https://www.mdpi.com/1660-4601/13/4/402/xml |
| article pdf uploaded. | 2 April 2016 12:08 CEST | Version of Record | https://www.mdpi.com/1660-4601/13/4/402/pdf |
