| article html file updated | 15 August 2026 17:47 CEST | Update | https://www.mdpi.com/1422-0067/20/4/988 |
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| article html file updated | 25 February 2019 06:17 CET | Original file | N/A |
| article supplementary file uploaded. | 25 February 2019 06:15 CET | - | https://www.mdpi.com/1422-0067/20/4/988#supplementary |
| article pdf uploaded. | 25 February 2019 06:15 CET | Version of Record | https://www.mdpi.com/1422-0067/20/4/988/pdf |
| article xml uploaded. | 25 February 2019 06:15 CET | Update | https://www.mdpi.com/1422-0067/20/4/988/xml |
| article xml file uploaded | 25 February 2019 06:15 CET | Original file | N/A |
