communication from the n.v. koninklijke nederlandsche springstoffenfabrieken nitration and the denitration of cellulose nitrates / G. de Bruin and C.H.D. Witte communication from the n.v. koninklijke nederlandsche springstoffenfabrieken nitration and the denitration of cellulose nitrates : II. X-Ray investigation solubilty of cellulose nitrates in alcohol-ether 1:2 / J. Trommel communication from the n.v. koninklijke nederlandsche springstoffenfabrieken Some new concepts about the nitration equilibrium of cellulose / Jan Trommel
