| article html file updated | 7 February 2020 06:33 CET | Update | https://www.mdpi.com/1422-8599/2016/2/M891 |
| article html file updated | 5 May 2019 20:07 CEST | Update | N/A |
| article html file updated | 27 March 2019 00:34 CET | Update | N/A |
| article html file updated | 27 October 2017 08:20 CEST | Update | N/A |
| article html file updated | 26 September 2017 11:20 CEST | Update | N/A |
| article xml uploaded. | 26 September 2017 11:19 CEST | Update | https://www.mdpi.com/1422-8599/2016/2/M891/xml |
| article html file updated | 29 March 2016 11:06 CEST | Original file | N/A |
| article pdf uploaded. | 29 March 2016 11:05 CEST | Version of Record | https://www.mdpi.com/1422-8599/2016/2/M891/pdf |
