| article html file updated | 7 February 2020 07:57 CET | Update | https://www.mdpi.com/1660-4601/13/5/452 |
| article html file updated | 5 May 2019 17:15 CEST | Update | N/A |
| article html file updated | 27 March 2019 03:18 CET | Update | N/A |
| article html file updated | 26 May 2016 08:30 CEST | Update | N/A |
| article html file updated | 28 April 2016 12:39 CEST | Original file | N/A |
| article xml uploaded. | 28 April 2016 12:14 CEST | Original file | https://www.mdpi.com/1660-4601/13/5/452/xml |
| article pdf uploaded. | 28 April 2016 12:14 CEST | Version of Record | https://www.mdpi.com/1660-4601/13/5/452/pdf |
