au.\*:("VAN LANGEN, J. M")
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Nouveau procédé d'élaboration de la fonte au haut fourneau = The «converted blast furnace» processVAN LANGEN, J. M; SMITH, R. B.Revue de métallurgie (Paris). 1989, Vol 86, Num 10, pp 759-764, issn 0035-1563Conference Paper
Coal research programme of the IFRFROBERTS, P. A; VAN LANGEN, J. M.Coal technology Europe'82. International coal utilisation exhibition and conference. 2. 1982, pp 7-29Conference Paper
