Schreder HP-13 (English Wikipedia)

Analysis of information sources in references of the Wikipedia article "Schreder HP-13" in English language version.

refsWebsite

Global rank English rank

1web.archive.org

1^st place

1^st place

1sailplanedirectory.com

low place

low place

1,009^th place

607^th place

faa.gov

registry.faa.gov

Federal Aviation Administration (April 2011). "Make / Model Inquiry Results". Retrieved April 14, 2011.

sailplanedirectory.com

Activate Media (2006). "HP-13 and HP-14 HP Aircraft, LLC". Archived from the original on September 28, 2011. Retrieved April 14, 2011.

web.archive.org

Activate Media (2006). "HP-13 and HP-14 HP Aircraft, LLC". Archived from the original on September 28, 2011. Retrieved April 14, 2011.