| article html file updated | 8 February 2020 02:21 CET | Update | https://www.mdpi.com/2218-0532/85/2/17 |
| article html file updated | 24 September 2019 00:53 CEST | Update | N/A |
| article html file updated | 4 May 2019 04:47 CEST | Update | N/A |
| article html file updated | 29 June 2017 11:50 CEST | Update | N/A |
| article html file updated | 29 March 2017 05:24 CEST | Update | N/A |
| article xml uploaded. | 29 March 2017 05:23 CEST | Update | https://www.mdpi.com/2218-0532/85/2/17/xml |
| article pdf uploaded. | 29 March 2017 05:23 CEST | Updated version of record | https://www.mdpi.com/2218-0532/85/2/17/pdf |
| article html file updated | 27 March 2017 14:17 CEST | Original file | N/A |
| article pdf uploaded. | 27 March 2017 14:16 CEST | Version of Record | https://www.mdpi.com/2218-0532/85/2/17/pdf-vor |