It was applied to the sliding block problem in a lecture delivered by him in 1965 in the British Geotechnical Association 's 5th Rankine Lecture in London .
It was published later in the Association 's scientific journal Geotechnique .
It was applied to the sliding block problem in a lecture delivered by him in 1965 in the British Geotechnical Association 's 5th Rankine Lecture in London and published later in the Association 's scientific journal Geotechnique .