| article html file updated | 7 February 2020 16:43 CET | Update | https://www.mdpi.com/1422-8599/2016/4/M913 |
| article html file updated | 22 September 2019 03:34 CEST | Update | N/A |
| article html file updated | 5 May 2019 00:58 CEST | Update | N/A |
| article html file updated | 27 October 2017 08:21 CEST | Update | N/A |
| article html file updated | 26 September 2017 08:18 CEST | Update | N/A |
| article xml uploaded. | 26 September 2017 08:16 CEST | Update | https://www.mdpi.com/1422-8599/2016/4/M913/xml |
| article html file updated | 20 October 2016 12:17 CEST | Original file | N/A |
| article xml uploaded. | 20 October 2016 12:16 CEST | Original file | N/A |
| article pdf uploaded. | 20 October 2016 12:16 CEST | Version of Record | https://www.mdpi.com/1422-8599/2016/4/M913/pdf |