Cepitis, Jānis. “Qualitative Investigations of Boundary Value Problem for self‐similar Second Order System Which Arises from Modeling of Surface Chemical Reactions”. Mathematical Modelling and Analysis 2, no. 1 (December 15, 1997): 41-47. Accessed July 21, 2024. https://journals.vilniustech.lt/index.php/MMA/article/view/10008.