Changes

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{{reflist|refs=

<ref name="pd">{{cite book |last=Puredoxyk |date=2013 |title=Ubersleep: Nap-Based Sleep Schedules and the Polyphasic Lifestyle}}</ref>

<ref name="pd">{{cite book |last=Puredoxyk |date=2013 |title=Ubersleep: Nap-Based Sleep Schedules and the Polyphasic Lifestyle}}</ref>

<ref name="dp">{{cite web |url=https://discord.com/channels/249219704655183876/249219704655183876/282064906373824514 |last=DontPanic |website=Polyphasic Sleeping Discord Server |date=17 Feb 2017 |access-date=2020-12-19}}</ref>

<ref name="dp">{{cite web |url=https://discord.com/channels/249219704655183876/249219704655183876/282064906373824514 |last=DontPanic |title=Message |website=Polyphasic Sleeping Discord Server |date=17 Feb 2017 |access-date=2020-12-19}}</ref>

<ref name="aya">{{cite web |url=www.youtube.com/watch?v=0RG44dnwyM0 |title=Giving up Polyphasic Sleep |last=Hu |first=Aya |website=YouTube |date=4 July 2010}}</ref>

<ref name="aya">{{cite web |url=https://www.youtube.com/watch?v=0RG44dnwyM0 |title=Giving up Polyphasic Sleep |last=Hu |first=Aya |website=YouTube |date=4 July 2010}}</ref>

<ref name="study">{{cite journal |vauthors=Rak M, Kunath N, Breitenstein B, Pawlowski M, Steiger A, Dresler M |date=2013 |title=Endocrine and cognitive effects of a radically polyphasic sleep schedule |journal=Pharmacopsychiatry |volume=46 |issue=6 |doi=10.1055/s-0033-1353314}}</ref>

<ref name="study">{{cite journal |vauthors=Rak M, Kunath N, Breitenstein B, Pawlowski M, Steiger A, Dresler M |date=2013 |title=Endocrine and cognitive effects of a radically polyphasic sleep schedule |journal=Pharmacopsychiatry |volume=46 |issue=6 |doi=10.1055/s-0033-1353314}}</ref>

}}

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