You tried going to https://civil.ubc.ca/people/faculty/campanella/publications/022-SOA%2520in%2520In-Situ%2520Testing%2520of%2520Soils-1978-82-Camp&Robert-1982.pdf, and it doesn't exist. All is not lost! You can search for what you're looking for.
https://civil.ubc.ca/people/faculty/campanella/publications/022-SOA%2520in%2520In-Situ%2520Testing%2520of%2520Soils-1978-82-Camp&Robert-1982.pdf