| article html file updated | 6 February 2020 18:43 CET | Update | https://www.mdpi.com/2078-2489/6/2/183 |
| article html file updated | 6 May 2019 19:50 CEST | Update | N/A |
| article html file updated | 26 March 2019 02:49 CET | Update | N/A |
| article html file updated | 5 November 2015 08:20 CET | Original file | N/A |
| article xml file uploaded | 5 November 2015 08:20 CET | Original file | https://www.mdpi.com/2078-2489/6/2/183/xml |
| article pdf uploaded. | 19 May 2015 15:41 CEST | Updated version of record | https://www.mdpi.com/2078-2489/6/2/183/pdf |
| article pdf uploaded. | 18 May 2015 14:41 CEST | Version of Record | https://www.mdpi.com/2078-2489/6/2/183/pdf-vor |
