TY - Generic T1 - An empirical investigation on scientific observation Y1 - 1979 A1 - Apostel, Leo A1 - Batens, Diderik A1 - Breusegem, Erwin A1 - De Coninck, Jan A1 - De Waele, Danny A1 - Pinxten, Rik A1 - Swings, Jean A1 - Van Bendegem, Jean Paul A1 - Vandamme, Fernand ED - Callebaut, Werner ED - De Mey, Marc ED - Pinxten, Rik ED - Vandamme, Fernand JA - Theory of Knowledge and Science Policy PB - Communication & Cognition SP - 3–36 ER -