https://en.wikipedia.org/wiki/Standard_Model

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http://physics.info/standard/

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http://www.hep.phy.cam.ac.uk/~thomson/partIIIparticles/handouts/Handout_8_2011.pdf

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https://en.wikipedia.org/wiki/X_(charge)

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https://en.wikipedia.org/wiki/Isospin

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https://en.wikipedia.org/wiki/Charm_(quantum_number)

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https://en.wikipedia.org/wiki/Strangeness

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https://en.wikipedia.org/wiki/Topness

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https://en.wikipedia.org/wiki/Bottomness

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https://en.wikipedia.org/wiki/Baryon_number

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​http://hyperphysics.phy-astr.gsu.edu/hbase/quantum/parity.html

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https://en.wikipedia.org/wiki/Lepton_number

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https://www.wolframalpha.com/

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https://en.wikipedia.org/wiki/Weak_isospin

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http://hyperphysics.phy-astr.gsu.edu/hbase/Particles/antimatter.html

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https://en.wikipedia.org/wiki/Hypercharge

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https://home.cern/about/physics/standard-model

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https://en.wikipedia.org/wiki/Weak_hypercharge

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https://en.wikipedia.org/wiki/Antiparticle

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http://www.symmetrymagazine.org/standard-model/

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https://en.wikipedia.org/wiki/R-parity