The following article is adapted from a class on Caitanya-caritāmṛta, Ādi-līlā 4.68, given by Śrīla B.G. Narasiṅgha Mahārāja on Rādhāṣṭamī, September 10th 1997. Mahārāja systematically explains the process of bhakti starting with śraddhā and culminating in prema, which is personified as Śrīmatī Rādhārāṇī.
Śrīla B.P. Purī Mahārāja delves into the ontology of Rādhā and Kṛṣṇa according to the Nārada Pañcarātra and other śāstra demonstrating the nature of non-difference between Them. In particular he discusses the supremacy of Śrī Rādhā. This was originally published in Bengali in Śrī Caitanya Vāṇī, 16. 7 on 1st September 1976 and translated by Swami B.V. Giri and Sanātana Dāsa.
"Topics in Praise of Śrī Gaṅgā Devī" (Śrī Gaṅgā-devīr-māhātmya Viṣaye Arthavāda) was first published in Sajjana Toṣaṇi, Vol 10, Issue 4 in 1899. Herein, Bhaktivinoda Ṭhākura writes about the purity of the Gaṅgā as well as the offences one may commit in bathing in her waters. This Bengali article was translated into English by Swami B.V. Giri.
This Bengali poem, 'Śrī Śrīla Gadādhara Paṇḍita Gosvāmī Prabhura Tirobhāva Upalakṣe Sūcika' was composed by Śrīla Bhakti Pramoda Purī Gosvāmī Mahārāja and first published in The Gauḍīya, Vol.1, Issue 7th, June 1950. It was translated in English by Swami B.V. Giri and Sanātana Dāsa.
"Śrī Śarādīyā Pūjā" by Śrīla Śrīdhara Deva Gosvāmī Mahārāja was first published in Bengali in Śrī Gauḍīya Darśana, Volume 1, Issue 3 on October 17th 1955. Śrīla Śrīdhara Mahārāja explains the origins of Śarādīyā Pūjā and how the Vaiṣṇavas are pure Śaktas. This article was translated from Bengali by Swami B.V. Giri and Sanātana Dāsa.
The following discourse was spoken by Śrīla Sarasvatī Ṭhākura Prabhupāda in the Sārasvata Nāṭya-mandira, Śrī Gauḍīya Maṭha, at 6:00 pm in the evening of Śrī Rādhāṣṭamī, September 19th, 1931. This was first printed in The Gauḍīya, Vol. 10, No. 11 in October 1931, and reprinted in Śrī Caitanya Sārasvata Maṭha's periodical, Śrī Gauḍīya Darśana, Vol. 4, October 1958. This article was translated into English by Swami B.V. Giri)