Authors: SURMACZGORSKA J CICHON A MIKSCH K

Citation: J. Surmaczgorska et al., NITROGEN REMOVAL FROM WASTE-WATER WITH HIGH AMMONIA NITROGEN CONCENTRATION VIA SHORTER NITRIFICATION AND DENITRIFICATION, Water science and technology, 36(10), 1997, pp. 73-78

Authors: HAZEKAMP MG GOFFIN YA HUYSMANS HA CICHON A

Citation: Mg. Hazekamp et al., THE VALUE OF THE STENTLESS BIOVALVE PROSTHESIS - AN EXPERIMENTAL-STUDY, European journal of cardio-thoracic surgery, 7(10), 1993, pp. 514-519