Ritchey (cràter marcià) (Catalan Wikipedia)

Analysis of information sources in references of the Wikipedia article "Ritchey (cràter marcià)" in Catalan language version.

refsWebsite

Global rank Catalan rank

167^th place

136^th place

75^th place

51^st place

1,592^nd place

753^rd place

1sciencedaily.com

993^rd place

372^nd place

arizona.edu

hirise.lpl.arizona.edu

^{[enllaç sense format]} http://hirise.lpl.arizona.edu/PSP_003249_1510

nasa.gov

marsoweb.nas.nasa.gov

^{[enllaç sense format]} http://marsoweb.nas.nasa.gov/landingsites/msl/workshops/2nd_workshop/talks/Milliken_Ritchey.pdf

sciencedaily.com

^{[enllaç sense format]} http://www.sciencedaily.com/releases/2015/12/151214150129.htm

usgs.gov

planetarynames.wr.usgs.gov

"Ritchey (cràter marcià)". Gazetteer of Planetary Nomenclature. USGS Astrogeology Research Program. (anglès)
^{[enllaç sense format]} http://planetarynames.wr.usgs.gov/