RECOMMENDATION ITU-R M.1170* - MORSE TELEGRAPHY PROCEDURES IN THE MARITIME MOBILE SERVICE
ANNEX 1 - Section I. Introduction
    Section II. Preliminary Operations
    Section III. Calls by Morse Radiotelegraphy
    Section IV. Method of Calling, Reply to Calls and Signals Preparatory to Traffic
    Section V. Forwarding (Routing) of Traffic
    Section VI. End of Traffic and Work
    Section VII. Control of Working
    Section VIII. Tests