Initiation of detonation in a tube with parabolic contraction and conic expansion Semenov, I. V. ; Utkin, P. S. ; Akhmedyanov, I. F. ; Markov, V. V. Abstract Publication: Physics - Doklady Pub Date: March 2010 DOI: 10.1134/S1028335810030110 Bibcode: 2010DokPh..55..150S