| article html file updated | 6 February 2020 16:23 CET | Update | https://www.mdpi.com/2073-445X/4/1/182 |
| article html file updated | 20 September 2019 18:35 CEST | Update | - |
| article html file updated | 7 May 2019 00:11 CEST | Update | - |
| article html file updated | 25 March 2019 22:35 CET | Update | - |
| article html file updated | 21 August 2015 08:22 CEST | Update | - |
| article html file updated | 17 March 2015 05:03 CET | Original file | - |
| article xml file uploaded | 17 March 2015 05:03 CET | Original file | https://www.mdpi.com/2073-445X/4/1/182/xml |
| article pdf uploaded. | 10 March 2015 11:37 CET | Updated version of record | https://www.mdpi.com/2073-445X/4/1/182/pdf |
| article pdf uploaded. | 6 March 2015 14:53 CET | Version of Record | https://www.mdpi.com/2073-445X/4/1/182/pdf-vor |
