| article html file updated | 6 February 2020 16:03 CET | Update | https://www.mdpi.com/2073-4395/5/1/55 |
| article html file updated | 7 May 2019 00:48 CEST | Update | - |
| article html file updated | 25 March 2019 21:55 CET | Update | - |
| article html file updated | 21 August 2015 07:49 CEST | Update | - |
| article html file updated | 28 February 2015 03:09 CET | Original file | - |
| article xml file uploaded | 28 February 2015 03:09 CET | Original file | https://www.mdpi.com/2073-4395/5/1/55/xml |
| article pdf uploaded. | 26 February 2015 08:12 CET | Updated version of record | https://www.mdpi.com/2073-4395/5/1/55/pdf |
| article supplementary file uploaded. | 16 February 2015 16:00 CET | - | https://www.mdpi.com/2073-4395/5/1/55#supplementary |
| article pdf uploaded. | 16 February 2015 16:00 CET | Version of Record | https://www.mdpi.com/2073-4395/5/1/55/pdf-vor |