a

@book{dirac,
	title     = {The Principles of Quantum Mechanics},
	author    = {Paul Adrien Maurice Dirac},
	isbn      = {9780198520115},
	series    = {International series of monographs on physics},
	year      = {1981},
	publisher = {Clarendon Press},
	keywords  = {physics},
}

@article{einstein,
	author   = {Albert Einstein},
	title    = {{Zur Elektrodynamik bewegter Körper}. ({German}) [{On} the electrodynamics of moving bodies]},
	journal  = {Annalen der Physik},
	volume   = {322},
	number   = {10},
	pages    = {891--921},
	year     = {1905},
	doi      = {http://dx.doi.org/10.1002/andp.19053221004},
	keywords = {physics},
}

@inbook{knuth-fa,
	author    = {Donald E. Knuth},
	title     = {Fundamental Algorithms},
	publisher = {Addison-Wesley},
	year      = {1973},
	chapter   = {1.2},
	keywords  = {knuth, programming},
}

@online{knuth-website,
	author   = {Donald E. Knuth},
	title    = {Knuth: Computers and Typesetting},
	url      = {http://www-cs-faculty.stanford.edu/~uno/abcde.html},
	keywords = {latex, knuth},
}