| article html file updated | 7 February 2020 12:39 CET | Update | https://www.mdpi.com/2220-9964/5/8/133 |
| article html file updated | 5 May 2019 08:23 CEST | Update | N/A |
| article html file updated | 27 March 2019 12:02 CET | Update | N/A |
| article html file updated | 30 August 2016 03:48 CEST | Update | N/A |
| article html file updated | 8 August 2016 11:34 CEST | Update | N/A |
| article xml uploaded. | 8 August 2016 11:33 CEST | Update | https://www.mdpi.com/2220-9964/5/8/133/xml |
| article pdf uploaded. | 8 August 2016 11:33 CEST | Updated version of record | https://www.mdpi.com/2220-9964/5/8/133/pdf |
| article html file updated | 1 August 2016 06:51 CEST | Original file | N/A |
| article pdf uploaded. | 1 August 2016 06:50 CEST | Version of Record | https://www.mdpi.com/2220-9964/5/8/133/pdf-vor |
