Tomoharu Nagahama

发表

A BASIC STUDY ON ACCIDENT HAZARDS AT RAILROAD GRADE CROSSINGS

Tomoharu Nagahama, 1979 .

A BASIC STUDY ON ACCIDENT HAZARDS AT AUTOMATIC FULL-BARRIER CROSSINGS

Tomoharu Nagahama, 1982 .

ANALYSIS OF ACCIDENTS AT RAILROAD CROSSINGS BY THE QUANTIFICATION METHOD

Tomoharu Nagahama, 1987 .

Some Consideration on Application of Traffic Phenomena to Statistics

Tomoharu Nagahama, 1997 .