@misc{Awrejcewicz_Jan_(1952-_)._Introduction,
 author={Awrejcewicz, Jan (1952- ). and Krys'ko, Vadim Anatolevič (1937- ).},
 howpublished={online},
 language={eng},
 type={book},
 type={language document},
 title={Introduction to asymptotic methods},
}