Analysis of information sources in references of the Wikipedia article "Kitty Pryde" in French language version.
« pages 254-255 : "With our improved understanding of physics, we can now more accurately describe Kitty Pryde's mutant power as being able to alter her macroscopic quantum wave function, increasing her tunneling probability to near 100 percent at will" ; page 255 : "How, when she's is 'phasing' and immaterial, can she walk?" »