ஹெலன் மர்ரே பிரீ (Tamil Wikipedia)

Analysis of information sources in references of the Wikipedia article "ஹெலன் மர்ரே பிரீ" in Tamil language version.

refsWebsite

Global rank Tamil rank

1web.archive.org

1^st place

1^st place

1nationalmedals.org

low place

low place

1sciencehistory.org

3,963^rd place

low place

nationalmedals.org

"National Science and Technology Medals Foundation, Photograph by Ryan K. Morris". Archived from the original on 2013-10-17. பார்க்கப்பட்ட நாள் 2019-02-23.

sciencehistory.org

oh.sciencehistory.org

Bohning, James J. (14 December 1998). Helen Murray Free, Transcript of an Interview Conducted by James J. Bohning at Elkhart, Indiana on 14 December, 1998 (PDF). Philadelphia, PA: Chemical Heritage Foundation.

web.archive.org

"National Science and Technology Medals Foundation, Photograph by Ryan K. Morris". Archived from the original on 2013-10-17. பார்க்கப்பட்ட நாள் 2019-02-23.