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<ref name=matsu2000>{{cite patent |inventor-last= Matsuura |inventor-first= Masaru |inventor2-last= Sasaki |inventor2-first= Masaoki |inventor3-last= Sasakib |inventor3-first= Jun |inventor4-last=Takeuchi |inventor4-first= Tomok |date= 28 Mar 2000 |title= Process for producing packed tofu |country-code= US |description= The present invention relates to a novel process for producing packed tofu, particularly a process for producing long-life packed tofu from sterilized soybean milk. |patent-number= 6042851 }}</ref>

<ref name=aqua2006>{{cite web|url = http://reefkeeping.com/issues/2006-07/rhf/index.php|title = Do-It-Yourself Magnesium Supplements for the Reef Aquarium|year = 2006|publisher = Reefkeeping|accessdate = 2008-03-14|url-status = live|archiveurl = https://web.archive.org/web/20080322114524/http://www.reefkeeping.com/issues/2006-07/rhf/index.php|archivedate = 22 March 2008}}</ref>

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<ref name=pete2006>{{cite journal |title=Alpersite (Mg,Cu)SO<sub>4</sub>·7H<sub>2</sub>O, a new mineral of the melanterite group, and cuprian pentahydrite: Their occurrence within mine waste |first1=Ronald C. |last1=Peterson |first2=Jane M. |last2=Hammarstrom |first3=Robert R |last3=Seal, II |journal=American Mineralogist |date=Feb 2006 |volume=91 |pages=261–269 |doi=10.2138/am.2006.1911 |issue=2–3}}</ref>