| article html file updated | 6 February 2020 10:32 CET | Update | https://www.mdpi.com/2078-2489/5/3/389 |
| article html file updated | 7 May 2019 11:59 CEST | Update | - |
| article html file updated | 21 March 2019 20:22 CET | Update | - |
| article html file updated | 20 August 2015 12:06 CEST | Original file | - |
| article pdf uploaded. | 16 July 2014 09:09 CEST | Updated version of record | https://www.mdpi.com/2078-2489/5/3/389/pdf |
| article pdf uploaded. | 8 July 2014 09:27 CEST | Version of Record | https://www.mdpi.com/2078-2489/5/3/389/pdf-vor |
