[1] J. Jarnik, J, Kurzweil: Extension of Scorza-Dragoni theorem to differential relations and functional differential relations. Comment. Math, tomus specialis in honorem Ladislai Orlicz, PWN, Warszawa 1978, I, 147-159. MR 0504159

[2] J. Jarnik J. Kurzweil: On conditions on right-hand sides of differential relations. Časopis pěst. mat. 102 (1977), 334-349. MR 0466702

[3] Z. Opial: Sur l'equation différentielle ordinaire du premiére ordre dont le scond membre satisfait aux conditions de Carathéodory. Ann. Polon. Math., 8 (1960), 23-28. MR 0112991

[4] T. Rzezuchowski: Scorza-Dragoni type theorem for upper semicontinuous multivalued functions. Bull. Acad. Polon, Sci. Ser. Math. 28 (1980), 61-65. MR 0616201 | Zbl 0459.28007

[5] G. Scorza-Dragoni: Un teorema sulle funzioni continue rispetto ad una e misurabili rispetto an un'altra variabile. Rend. Sem. Mat. Padova 17 (1948), 102-106. MR 0028385