Citation: Hoffmann, C.; Armbruster, T. (1997). Clinotobermorite, Ca5(Si3O8(OH))2*4(H2O) - Ca5(Si6O17)*5(H2O), a natural C-S-H(I) type cement mineral: determination of the substructure _cod_database_code 1000046. Zeitschrift fur Kristallographie, 212, pp. 863-873.