Where are the relevant documents?

[CUMT-txz]

In the two sample files of TDEM, there are several files that need to be imported that are not given in the sample file. Can these files be provided?
ubc_read = open(r"./inv/input_files/dobs.txt");
f = open("./fwd/input_files/rxFile.txt"); t_steps_ubc_file = np.genfromtxt(r".\data_input\wave.txt")[:, 0]