Citations
The Periodic Table Citations
Sources we cite in The Periodic Table
1 http://www.famousscientists.org/dmitri-mendeleev/
2 http://abacus.bates.edu/acad/depts/biobook/Eka-Si.pdf
3 http://www.rsc.org/periodic-table/element/11/sodium
4 Campbell, Neil (1987). Biology. Menlo Park, California: Benjamin/Cummings Pub. Co.. p. 795.
5 http://www.britannica.com/EBchecked/topic/15638/alkaline-earth-metal
6 http://www.clinchem.org/content/4/6/429
7 http://www.ucsfhealth.org/education/calcium_content_of_selected_foods/index.html
8 http://www.medscape.com/viewarticle/423568
9 http://www.aip.org/history/curie/
10 http://www.nobleprize.org/noble_prizes/physics/laureates/1903/marie-curie-bio.html
11 http://periodictable.com/Properties/A/CrustAbundance.html
12 http://www.essortment.com/breathalyzer-work-11802.html
13 http://ahdc.vet.cornell.edu/clinpath/modules/chem/femetb.htm
14 http://www.ncbi.nlm.nih.gov/pmc/articles/PMC1071501/
15 http://www.nobelprize.org/nobel_prizes/chemistry/laureates/1906/moissan-bio.html
16 http://www.nobelprize.org/nobel_prizes/physics/laureates/1956/
17 http://physicsed.buffalostate.edu/pubs/TPT/TPTDec99Filament.pdf
18 http://www.emedicinehealth.com/mercury_poisoning/article_em.htm
19 http://www.sbs.com.au/news/article/1715735/Factbox-Why-is-polonium-used-as-poison
20 http://www.bfsweb.org/documents/howfworks.htm
21 http://water.epa.gov/drink/contaminants/basicinformation/fluoride.cfm
22 http://www.fluoridealert.org/studies/essential-nutrient/
23 http://www.cancer.gov/cancertopics/factsheet/Risk/fluoridated-water