-
HILSCHER, Roman a Viera RŮŽIČKOVÁ. Perturbation of time scale quadratic functionals with variable endpoints. Advances in Dynamical Systems and Applications. Delhi (Indie): Research India Publications, 2007, roč. 2, č. 2, s. 207-224. ISSN 0973-5321.Podrobněji: https://is.muni.cz/publication/748988/cs