Fine structure of the cuticle of Pycnophyes kielensis (Kinorhyncha, Homalorhagida) (Tonkoe Stroenie Kutikuly Pycnophyes kielensis (Kinorhyncha, Homalorhagida)) - Adrianov, A. V., Malakhov, V. V.; Yushin, V. V. (Zoologicheskii Zhurnal, 1990)