@article {BCMMPRT94,
	title = {Implementations of Program Composition Operations},
	year = {1994},
	note = {Programming Language Implementation and Logic Programming Lecture Notes in Computer Science, volume 844,},
	pages = {292{\textendash}307},
	author = {Antonio Brogi and A. Chiarelli and Paolo Mancarella and V. Mazzotta and Dino Pedreschi and Chiara Renso and Franco Turini}
}
