| article html file updated | 6 February 2020 20:36 CET | Update | https://www.mdpi.com/2220-9964/4/3/1184 |
| article html file updated | 6 May 2019 15:54 CEST | Update | - |
| article html file updated | 26 March 2019 06:28 CET | Update | - |
| article html file updated | 14 October 2015 05:04 CEST | Update | - |
| article xml file uploaded | 14 October 2015 05:04 CEST | Original file | https://www.mdpi.com/2220-9964/4/3/1184/xml |
| article html file updated | 21 August 2015 14:45 CEST | Original file | - |
| article pdf uploaded. | 14 July 2015 09:19 CEST | Updated version of record | https://www.mdpi.com/2220-9964/4/3/1184/pdf |
| article pdf uploaded. | 13 July 2015 16:03 CEST | Version of Record | https://www.mdpi.com/2220-9964/4/3/1184/pdf-vor |
