@article{700076,
     title = {Criteria for almost periodicity and some applications to differential equations},
     booktitle = {Proceedings of Equadiff III},
     series = {GDML\_Books},
     publisher = {Univ. J. E. Purkyn\v e - P\v r\'\i rodov\v edeck\'a fakulta},
     address = {Brno},
     year = {1973},
     pages = {187-188},
     mrnumber = {MR0348217},
     zbl = {0337.34058},
     url = {http://dml.mathdoc.fr/item/700076}
}

Lovicar, Vladimír. Criteria for almost periodicity and some applications to differential equations, dans Proceedings of Equadiff III, GDML_Books,  (1973), pp. 187-188. http://gdmltest.u-ga.fr/item/700076/