The French/English coin/money study:
Beauvillain, C. and J. Grainger. 1987. Accessing interlexical homographs: Some limitations of a language-selective access. Journal of Memory and Language 26: 658-672.

Cross-linguistic priming of cat with chien:
Kroll, J. F. and G. Sunderman. 2003. Cognitive processes in second language learners and bilinguals: The development of lexical and conceptual representations. In C. Doughty and M. Long (eds.), Handbook of Second Language Acquisition, 104-129. Cambridge, MA: Blackwell.

Cross-modal priming study:
Swinney, D. A. 1979. Lexical access during sentence comprehension: (Re)consideration of of context effects. Journal of Verbal Learning and Verbal Behavior 18, 645-59.

Masked priming studies:
Carr, T.H. and D. Dagenbach. 1990. Semantic priming and repetition priming from masked words: Evidence for a center-surround attentional mechanism in perceptual recognition. Journal of Experimental Psychology: Human Learning and Memory 16 (2): 341-350.
Davis, C.J. 2003. Factors underlying masked priming effects in competitive network models of visual word recognition. In S. Kinoshita and S. J. Lupker (eds), Masked Priming: The State of the Art, 121-170. Hove, UK: Psychology Press.
Forster, K. L., and C. Davis. 1984. Repetition priming and frequency attenuation in lexical access. Journal of Experimental Psychology: Learning, Memory and Cognition 10: 680-698.
There's also a very good discussion of priming and how it works in Eva Fernandez and Helen Smith Cairns's textbook, Fundamentals of Psycholinguistics, Chapter 6.