Authors should familiarise themselves with the style and format in a recent issue. ... They are to be printed in 1 .5 or double-line spacing, single-sided, with approximately 3 cm margin on all sides. ... Leave all other typographical work to the editors. ... All calendar dates are to be given in the form day. month, year, with the day without a preceeding zero, the month .... Proofs: Proofs will usually be sent to the corresponding author in form of .pdf files with illustrations in low resolution viaanbsp;...