| article html file updated | 8 February 2020 01:39 CET | Update | https://www.mdpi.com/2073-4344/7/3/88 |
| article html file updated | 23 September 2019 20:54 CEST | Update | - |
| article html file updated | 4 May 2019 06:18 CEST | Update | - |
| article html file updated | 28 March 2017 03:25 CEST | Update | - |
| article html file updated | 19 March 2017 05:23 CET | Original file | - |
| article xml uploaded. | 19 March 2017 05:22 CET | Original file | https://www.mdpi.com/2073-4344/7/3/88/xml |
| article pdf uploaded. | 19 March 2017 05:22 CET | Updated version of record | https://www.mdpi.com/2073-4344/7/3/88/pdf |
| article pdf uploaded. | 17 March 2017 09:35 CET | Version of Record | https://www.mdpi.com/2073-4344/7/3/88/pdf-vor |
