Dirac's Positron
Introduction to relativistic quantum field theory schweber
Oxford graduate lectures on "Quantum Chromodynamics and LHC phenomenology" Part 4
Intro to QFT
Q.E.D. (Quantum Electro Dynamics) Physics 43, SRJC, spring 2008 Richard P. Feynman (the father of Quantum Electro Dynamics)
Junctions of Dirac Materials K. Sengupta Indian Association for the Cultivation of Sciences, Kolkata.
Relativistic QC: BDF Wenjian Liu (Sept. 11, Beijing)
2403F Relativistic Quantum Mechanics (Harvard)