diff --git a/reference_material/Armv8-A Instruction Set Architecture.pdf b/reference_material/Armv8-A Instruction Set Architecture.pdf
new file mode 100644
index 0000000..8b96a04
Binary files /dev/null and b/reference_material/Armv8-A Instruction Set Architecture.pdf differ
diff --git a/reference_material/Debugger usage on Armv8-A July2 2020.pdf b/reference_material/Debugger usage on Armv8-A July2 2020.pdf
new file mode 100644
index 0000000..2144300
Binary files /dev/null and b/reference_material/Debugger usage on Armv8-A July2 2020.pdf differ
diff --git a/reference_material/USENIX2020.pdf b/reference_material/USENIX2020.pdf
new file mode 100644
index 0000000..e01e2c7
Binary files /dev/null and b/reference_material/USENIX2020.pdf differ
diff --git a/reference_material/armv8_arm.pdf b/reference_material/armv8_arm.pdf
new file mode 100644
index 0000000..005cc74
Binary files /dev/null and b/reference_material/armv8_arm.pdf differ
diff --git a/reference_material/cpu-sched-mlfq.pdf b/reference_material/cpu-sched-mlfq.pdf
new file mode 100644
index 0000000..3cfc864
Binary files /dev/null and b/reference_material/cpu-sched-mlfq.pdf differ
diff --git a/reference_material/sve-ieee-micro-2017.pdf b/reference_material/sve-ieee-micro-2017.pdf
new file mode 100644
index 0000000..5f4183b
Binary files /dev/null and b/reference_material/sve-ieee-micro-2017.pdf differ