Welcome Soyoung. We are glad that you found Tattva Samasa useful For Advaita students David Reigle has posted an amazing compilation of over 50 articles on Gaudapada which can be accessed here. Please feel free to browse around the site and should you need any assistance at any time please click on any of the Site Facilitators which is in the second box from top on the left pane. We look forward to your sharing of experience from Rishikesh. Some pictures would be nice too. Enjoy.