1. ^{{cite web|title=12th IAAF World Championships In Athletics * Results: Men's Marathon|url=http://berlin.iaaf.org/documents/pdf/3658/AT-MAR-M-f--1--.RS1.pdf|publisher=International Association of Athletics Federations|date=August 22, 2009|accessdate=October 24, 2010|deadurl=yes|archiveurl=https://web.archive.org/web/20120407112143/http://berlin.iaaf.org/documents/pdf/3658/AT-MAR-M-f--1--.RS1.pdf|archivedate=April 7, 2012|df=}}
2. ^{{cite web|url=http://berlin.iaaf.org/mm/Document/Athletes/Athletes/05/38/60/20090822100151_httppostedfile_Aug22Men_15661.pdf|title=12th IAAF World Championships In Athletics * Biographical Entry List: Men's Marathon|first=|last=|author=|authorlink=|coauthors=|date=August 21, 2009|month=|year=|work=|publisher=International Association of Athletics Federations|location=|page=|pages=|at=|language=|trans-title=|format=PDF|doi=|archiveurl=https://web.archive.org/web/20120815050444/http://berlin.iaaf.org/mm/Document/Athletes/Athletes/05/38/60/20090822100151_httppostedfile_Aug22Men_15661.pdf|archivedate=2012-08-15|accessdate=October 24, 2010|quote=|ref=|separator=|postscript=|deadurl=yes|df=}}
3. ^{{cite web |title=12th IAAF World Championships In Athletics: IAAF Statistics Handbook. Berlin 2009. |url=http://www.iaaf.org/mm/document/competitions/competition/05/15/63/20090706014834_httppostedfile_p345-688_11303.pdf |publisher=IAAF Media & Public Relations Department |location=Monte Carlo |page=497 |format=PDF |year=2009 |accessdate=October 24, 2010}}
4. ^{{cite news |title=THIRD CORONATION MARATHON TELLS US MORE THAN JUST THE RESULTS |author=Gopi Chandra Kharel |first= |last= |authorlink= |authorlink2= |author2= |author3= |author4= |author5= |author6= |author7= |url=http://www.bhutantoday.bt/?p=4319 |format= |agency= |newspaper=Bhutan Today |publisher= |location= |isbn= |issn= |oclc= |pmid= |pmd= |bibcode= |doi= |id= |date=May 24, 2010 |page= |pages= |at= |accessdate=October 24, 2010 |language= |trans-title=|quote= |archiveurl=https://web.archive.org/web/20110706162636/http://www.bhutantoday.bt/?p%3D4319|archivedate=2011-07-06|dead-url=yes |ref= }}