Raketontwikkeling sinds de jaren dertig / J.H.J.M. Vriends Firing tables : launcher, rocket, 762mm; truck-mounted, M289; firing rocket, 762mm; M31A1 and M31A1C with AK-M57 an AK-XM57E1 warhead762mm rocket, flash-smoke xm4E1 report 195/67/29 Dispersion due to initial perturbations, thrust malalignment and uniform horizontal wind for finned rockets / J.P. Roos Russia's rockets and missiles / by Albert Parry ; with an introd. by Willy Ley fusées : Artillerie Allemand / [publ. de Grand Quartier Général des Armées du Nord et du Nord-Est]
