Rabbi Yehuda Ashlag (Baal HaSulam) - Introduction to the Book, From the Mouth of a Sage
Rabbi Yehuda Ashlag (Baal HaSulam) - Matan Torah (the Giving of the Torah)
Rabbi Yehuda Ashlag (Baal HaSulam) - The Prophecy of Baal HaSulam
Rabbi Yehuda Ashlag (Baal HaSulam) - The Freedom
Rabbi Nehunia ben haKana - Sepher Ha-Bahir (The Book of Illumination)
Rabbi Yehuda Ashlag (Baal HaSulam) - The Bright One
[Power of Python, R & Tableau in Data Science] (Radovan Kavický @ PyData Bratislava Meetup #1)
Radovan Kavický: Financial transaction tax (FTT) & Sectoral taxation [SK point of view]
Radovan Kavický: Open Data @ Towns & Municipalities (Smart Cities, DataViz & Urban Data Science)