//=preg_replace('/[^a-z0-9]/', '', strtolower($formats[0]))?>//=$formats[0] ?>
Stable Adaptive Systems by: Annaswamy, Anuradha M., et al. Published: (1989)
//=preg_replace('/[^a-z0-9]/', '', strtolower($formats[0]))?>//=$formats[0] ?>
Diferenciální rovnice : stabilita by: Gabriel, Stanislav, et al. Published: (1970)