Topping, J. (1972). Errors of observation and their treatment (4th ed.). London: Chapman and Hall.
Παραπομπή Chicago StyleTopping, J. Errors of Observation and Their Treatment. 4th ed. London: Chapman and Hall, 1972.
Παραπομπή MLATopping, J. Errors of Observation and Their Treatment. 4th ed. London: Chapman and Hall, 1972.
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